World Trade Center Health Program; Certification of Breast Cancer in WTC Responders and Survivors Exposed to PCBs, 22794-22795 [2013-09003]
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Federal Register / Vol. 78, No. 74 / Wednesday, April 17, 2013 / Rules and Regulations
XI. Congressional Review Act
Pursuant to the Congressional Review
Act (5 U.S.C. 801 et seq.), EPA will
submit a report containing this rule and
other required information to the U.S.
Senate, the U.S. House of
Representatives, and the Comptroller
General of the United States prior to
publication of the rule in the Federal
Register. This action is not a ‘‘major
rule’’ as defined by 5 U.S.C. 804(2).
List of Subjects in 40 CFR Part 180
Environmental protection,
Administrative practice and procedure,
Agricultural commodities, Pesticides
and pests, Reporting and recordkeeping
requirements.
Dated: March 22, 2013.
Steven Bradbury,
Director, Office of Pesticide Programs.
Therefore, 40 CFR chapter I is
amended as follows:
PART 180—TOLERANCES AND
EXEMPTIONS FOR PESTICIDE
CHEMICAL RESIDUES IN FOOD
1. The authority citation for part 180
continues to read as follows:
■
Authority: 21 U.S.C. 321(q), 346a and 371.
2. Section 180.1320 is added to
subpart D to read as follows:
■
§ 180.1320 Methyl jasmonate; exemption
from the requirement of a tolerance.
An exemption from the requirement
of a tolerance is established for residues
of methyl jasmonate in or on all food
commodities when methyl jasmonate is
applied pre-harvest.
[FR Doc. 2013–08829 Filed 4–16–13; 8:45 am]
BILLING CODE 6560–50–P
DEPARTMENT OF HEALTH AND
HUMAN SERVICES
42 CFR Part 88
World Trade Center Health Program;
Certification of Breast Cancer in WTC
Responders and Survivors Exposed to
PCBs
Centers for Disease Control and
Prevention, HHS.
ACTION: Change in certification
requirements.
AGENCY:
On September 12, 2012, HHS
published a final rule in the Federal
Register adding certain types of cancer
to the List of World Trade Center
(WTC)-Related Health Conditions (List)
established in the WTC Health Program
regulation. Breast cancer was included
on the List, although only individuals
erowe on DSK2VPTVN1PROD with RULES
SUMMARY:
VerDate Mar<15>2010
15:11 Apr 16, 2013
Jkt 229001
experiencing nighttime sleep disruption
as a result of response and cleanup
activities involving shiftwork are
currently considered to have
experienced exposure relevant for
certification. A recent publication in
The Lancet Oncology by the
International Agency for Research on
Cancer (IARC) concludes that there is
limited evidence that polychlorinated
biphenyls (PCBs) cause breast cancer in
humans. As described below, the WTC
Program Administrator (Administrator)
has found that PCBs were present in
WTC dust in the New York City disaster
area and, accordingly, the Program will
now certify breast cancer in eligible
WTC responders and survivors who
were exposed to either shiftwork/
nighttime sleep disruption or PCBs as a
result of the 9/11 attacks.
DATES: This change in certification
requirements is effective April 17, 2013.
FOR FURTHER INFORMATION CONTACT: Paul
Middendorf, Senior Health Scientist,
1600 Clifton Rd. NE., MS: E–20, Atlanta,
GA 30329; telephone (404)498–2500
(this is not a toll-free number); email
pmiddendorf@cdc.gov.
SUPPLEMENTARY INFORMATION:
A. Background
On September 7, 2011, the
Administrator received a written
petition to add cancers to the List of
WTC-Related Health Conditions in 42
CFR 88.1 (Petition 001). On October 5,
2011, the Administrator formally
exercised his option to request a
recommendation from the WTC Health
Program Scientific/Technical Advisory
Committee (STAC) regarding the
petition.1 The Administrator requested
that the STAC ‘‘review the available
information on cancer outcomes
associated with the exposures resulting
from the September 11, 2001, terrorist
attacks, and provide advice on whether
to add cancer, or a certain type of
cancer, to the List specified in the
Zadroga Act.’’ Following three public
meetings where the Committee
deliberated on the issues, the STAC
submitted its recommendation on
Petition 001 to the Administrator on
April 2, 2012. After considering the
STAC’s recommendation, the
Administrator issued a notice of
proposed rulemaking on June 13, 2012
[77 FR 35574]. On September 12, 2012,
HHS published a final rule in the
Federal Register adding certain types of
cancer to the List of WTC-Related
Health Conditions in 42 CFR 88.1 [77
FR 56138]. On October 12, 2012, HHS
published a Federal Register notice to
1 See
PO 00000
42 CFR 88.17(a)(2)(i).
Frm 00028
Fmt 4700
Sfmt 4700
correct errors in Table 1 of the final rule
(the list of cancers covered by the
Program) [77 FR 62167].
B. Administrator’s Determination on
the Inclusion of Female Breast Cancer
In the final rule, the Administrator
established a four-pronged Methodology
for evaluating whether to add certain
types of cancer to the List:
Epidemiologic Studies of September 11,
2001 Exposed Populations (Method 1);
Established Causal Associations
(Method 2); Review of Evaluations of
Carcinogenicity in Humans, requiring
both Published Exposure Assessment
Information, and Evaluation of
Carcinogenicity in Humans from
Scientific Studies (Method 3, including
criteria 3A and 3B); and Review of
Information Provided by the WTC
Health Program Scientific/Technical
Advisory Committee (Method 4). A full
narrative description and graphic of the
Methodology were published in the
final rule [77 FR 56138, 56142–56143
(September 12, 2012)].
At the time of the Administrator’s
deliberation, breast cancer was
determined to meet Method 4 (the STAC
had provided a reasonable basis for its
inclusion on the List). In its April 2,
2012 recommendation, the STAC had
reported that:
There is evidence of PCB [polychlorinated
biphenyl] exposures to WTC responders and
survivors based on air samples, window film
samples and one biomonitoring study.
Studies have linked total and congenerspecific PCB levels in serum and adipose
tissue with breast cancer, although evidence
has been conflicting. PCBs and some other
substances at the WTC site are endocrine
disruptors. Breast cancer risks are highly
related to hormonal factors, including
endogenous and exogenous estrogens, and
could plausibly be affected by endocrine
disruptors. A recent study found that PCBs
enhanced the metastatic properties of breast
cancer cells by activating rho-associated
kinase. Shiftwork involving circadian rhythm
disruption has been classified by IARC as
probably carcinogenic to humans, based in
part on epidemiologic studies associating
shiftwork with increased risks of breast
cancer. Both shiftwork and long shifts were
common for workers involved in rescue,
recovery, clean up, restoration and other
activities at the WTC site.2 [references
omitted]
Although the STAC specified that
PCBs might be causally associated with
breast cancer, the Committee provided
stronger evidence (IARC classification
as a carcinogen) that shiftwork
2 STAC [World Trade Center Health Program
Scientific/Technical Advisory Committee) [2012].
Letter from Elizabeth Ward, Chair to John Howard,
MD, Administrator. This letter is included in
NIOSH Docket 257, https://www.cdc.gov/niosh/
docket/archive/docket257.html.
E:\FR\FM\17APR1.SGM
17APR1
Federal Register / Vol. 78, No. 74 / Wednesday, April 17, 2013 / Rules and Regulations
involving circadian rhythm disruption,
as a 9/11 exposure, could be associated
with breast cancer.3 For that reason, the
Administrator determined that breast
cancer would be included on the List,
but that the relevant exposures would
be limited to nighttime sleep disruption
related to response and cleanup
activities (including shiftwork).
Accordingly, the WTC Health Program
has only considered exposure to
nighttime sleep disruption related to
response and cleanup activities when
certifying breast cancers for treatment in
WTC responders and survivors.
erowe on DSK2VPTVN1PROD with RULES
C. New Information on Breast Cancer
and PCBs
On March 15, 2013, the IARC
Monograph Working Group announced
a change in its classification of
polychlorinated biphenyls (PCBs).
According to the Working Group’s
article, published in The Lancet
Oncology,4 a review of more than 70
epidemiological studies led IARC to
determine that the studies provided
limited evidence of increased risks for
breast cancer for individuals with
exposures to PCBs.5
In reviewing this new information,
the Administrator finds that all of the
criteria in Method 3 supporting the
addition of breast cancer to the List
based on PCB exposures are now
satisfied: PCBs have been reported in
several exposure assessment studies of
3 Shiftwork involving circadian rhythm
disruption has been classified by IARC as probably
carcinogenic based in part on limited evidence in
humans demonstrating an increased risk of breast
cancer among shiftworkers who work at night. IARC
notes that mechanistic studies suggest that exposure
to light at night may increase the risk of breast
cancer by suppressing the normal nocturnal
production of melatonin, which in turn, may alter
gene expression in cancer-related pathways [Straif,
et al. 2007]. NTP has not yet examined the evidence
for an association of shiftwork and breast cancer,
however, NTP recently requested comment from the
public on whether shiftwork involving light at night
should be nominated for possible review for future
editions of the RoC. [NTP 2012] The Administrator
was not aware of any published exposure
assessment study of shiftwork and 9/11, although
the Administrator was aware that extended work
hours for many responders occurred at all three 9/
11 sites over several months. Thus the evidence
supporting an association between shiftwork and
breast cancer did not meet all of the requirements
of Method 3; however, the Administrator felt the
STAC’s recommendation and support for an
association between shiftwork and female breast
cancer was sufficient to add breast cancer to the List
of WTC-Related Health Conditions based on
Method 4.
4 Lauby-Secretan B, Loomis D, Grosse Y, El
Ghissassi F, Bouvard V, Benbrahim-Tallaa L, Guha
N, Baan R, Mattock H, Straif K (on behalf of IARC
Monograph Working Group) [2013]. Carcinogenicity
of Polychlorinated Biphenyls and Polybrominated
Biphenyls. The Lancet Oncology 14(4):287–288.
5 According to the Lancet article, the Working
Group’s assessments will be published as volume
107 of the IARC Monographs.
VerDate Mar<15>2010
15:11 Apr 16, 2013
Jkt 229001
responders or survivors of the
September 11, 2001, terrorist attacks in
New York City (Method 3A); 6 NTP
identified PCBs as reasonably
anticipated to be a human carcinogen 7
and IARC has recently found limited
evidence that PCBs cause breast cancer
(Method 3B).
Consequently, the Administrator finds
that PCB exposures associated with the
9/11 attacks (including response and
remediation activities) qualify as
another exposure basis—in addition to
nighttime sleep disruption related to
response and cleanup activities
(including shiftwork)—for certifying a
member’s breast cancer for treatment.
D. Effect on Breast Cancer Coverage
As a result of this finding by the
Administrator, eligible responders and
survivors who experienced the requisite
exposure to either nighttime sleep
disruption related to response and
cleanup activities (including shiftwork)
or PCBs (in dust and smoke) resulting
from the 9/11 attacks may be certified
for treatment of breast cancer.
Dated: April 11, 2013.
John Howard,
Director, National Institute for Occupational
Safety and Health, Centers for Disease Control
and Prevention.
[FR Doc. 2013–09003 Filed 4–16–13; 8:45 am]
BILLING CODE 4163–19–P
ENVIRONMENTAL PROTECTION
AGENCY
48 CFR Part 1552
[EPA–HQ–OARM–2012–0196; FRL–9800–6]
EPAAR Clause for Printing
Environmental Protection
Agency (EPA).
ACTION: Final rule.
AGENCY:
6 Butt CM, Diamond ML, Truong J, Ikonomou MG,
Helm PA, Stern GA [2004]. Semivolatile organic
compounds in window films from lower Manhattan
after the September 11th World Trade Center
attacks. Environmental Science & Technology.
38(13):3514–3524.
Lorber M, Gibb H, Grant L, Pinto J, Pleil J,
Cleverly D [2007]. Assessment of inhalation
exposures and potential health risks to the general
population that resulted from the collapse of the
World Trade Center towers. Risk Anal 27(5):1203–
21.
Lioy PJ, Gochfeld M [2002]. Lessons learned on
environmental, occupational, and residential
exposures from the attack on the World Trade
Center. Am J Ind Med 42(6):560–565.
7 NTP (National Toxicology Program) [2011]. 12th
Report on Carcinogens. National Toxicology
Program, Public Health Service, U.S. Department of
Health and Human Services, Research Triangle
Park, NC. https://ntp.niehs.nih.gov/ntp/roc/twelfth/
profiles/PolychlorinatedBiphenyls.pdf. Accessed
March 28, 2013.
PO 00000
Frm 00029
Fmt 4700
Sfmt 4700
22795
The Environmental Protection
Agency (EPA) amends the EPA
Acquisition Regulation (EPAAR) to
update policy, procedures, and contract
clauses. The final rule provides updates
to outdated information previously in
the EPAAR Printing clause.
DATES: This final rule is effective on
April 17, 2013.
ADDRESSES: Docket: All documents in
the docket are listed in the
www.regulations.gov index. Although
listed in the index, some information is
not publicly available, e.g., CBI or other
information whose disclosure is
restricted by statute. Certain other
material, such as copyrighted material,
will be publicly available only in hard
copy. Publicly available docket
materials are available either
electronically in www.regulations.gov,
or in hard copy at the Office of
Environmental Information (OEI)
Docket, EPA/DC, EPA West, Room 3334,
1301 Constitution Ave. NW.,
Washington, DC. The Public Reading
Room is open from 8:30 a.m. to 4:30
p.m., Monday through Friday, excluding
legal holidays. The telephone number
for the Public Reading Room is (202)
566–1744, and the telephone number for
the EPA Docket Center is (202) 566–
1752. This Docket Facility is open from
8:30 a.m. to 4:30 p.m. Monday through
Friday, excluding legal holidays.
FOR FURTHER INFORMATION CONTACT:
Thomas Valentino, Policy, Training, and
Oversight Division, Office of
Acquisition Management (3802R),
Environmental Protection Agency, 1200
Pennsylvania Ave. NW., Washington,
DC 20460; telephone number: 202–564–
4522; email address:
valentino.thomas@epa.gov.
SUPPLEMENTARY INFORMATION:
SUMMARY:
I. Background
In 2011 the EPA reviewed EPAAR
clause 1552.208–70, Printing. Review
was performed to reconsider the
electronic reproduction threshold under
which vendors may provide contract
deliverables without violating
mandatory printing source
requirements. Reconsideration of the
reproduction threshold was warranted
given the ease with which electronic
media may be reproduced. The clause is
also being updated to clarify that EPA’s
Print Management Team is the
processing office responsible for clause
printing requirement waivers provided
by the Joint Committee on Printing.
Finally, the definition of non-paper
copies that the contractor may provide
has been expanded to include other
types of portable electronic media in
addition to compact discs. As such, the
E:\FR\FM\17APR1.SGM
17APR1
Agencies
[Federal Register Volume 78, Number 74 (Wednesday, April 17, 2013)]
[Rules and Regulations]
[Pages 22794-22795]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2013-09003]
=======================================================================
-----------------------------------------------------------------------
DEPARTMENT OF HEALTH AND HUMAN SERVICES
42 CFR Part 88
World Trade Center Health Program; Certification of Breast Cancer
in WTC Responders and Survivors Exposed to PCBs
AGENCY: Centers for Disease Control and Prevention, HHS.
ACTION: Change in certification requirements.
-----------------------------------------------------------------------
SUMMARY: On September 12, 2012, HHS published a final rule in the
Federal Register adding certain types of cancer to the List of World
Trade Center (WTC)-Related Health Conditions (List) established in the
WTC Health Program regulation. Breast cancer was included on the List,
although only individuals experiencing nighttime sleep disruption as a
result of response and cleanup activities involving shiftwork are
currently considered to have experienced exposure relevant for
certification. A recent publication in The Lancet Oncology by the
International Agency for Research on Cancer (IARC) concludes that there
is limited evidence that polychlorinated biphenyls (PCBs) cause breast
cancer in humans. As described below, the WTC Program Administrator
(Administrator) has found that PCBs were present in WTC dust in the New
York City disaster area and, accordingly, the Program will now certify
breast cancer in eligible WTC responders and survivors who were exposed
to either shiftwork/nighttime sleep disruption or PCBs as a result of
the 9/11 attacks.
DATES: This change in certification requirements is effective April 17,
2013.
FOR FURTHER INFORMATION CONTACT: Paul Middendorf, Senior Health
Scientist, 1600 Clifton Rd. NE., MS: E-20, Atlanta, GA 30329; telephone
(404)498-2500 (this is not a toll-free number); email
pmiddendorf@cdc.gov.
SUPPLEMENTARY INFORMATION:
A. Background
On September 7, 2011, the Administrator received a written petition
to add cancers to the List of WTC-Related Health Conditions in 42 CFR
88.1 (Petition 001). On October 5, 2011, the Administrator formally
exercised his option to request a recommendation from the WTC Health
Program Scientific/Technical Advisory Committee (STAC) regarding the
petition.\1\ The Administrator requested that the STAC ``review the
available information on cancer outcomes associated with the exposures
resulting from the September 11, 2001, terrorist attacks, and provide
advice on whether to add cancer, or a certain type of cancer, to the
List specified in the Zadroga Act.'' Following three public meetings
where the Committee deliberated on the issues, the STAC submitted its
recommendation on Petition 001 to the Administrator on April 2, 2012.
After considering the STAC's recommendation, the Administrator issued a
notice of proposed rulemaking on June 13, 2012 [77 FR 35574]. On
September 12, 2012, HHS published a final rule in the Federal Register
adding certain types of cancer to the List of WTC-Related Health
Conditions in 42 CFR 88.1 [77 FR 56138]. On October 12, 2012, HHS
published a Federal Register notice to correct errors in Table 1 of the
final rule (the list of cancers covered by the Program) [77 FR 62167].
---------------------------------------------------------------------------
\1\ See 42 CFR 88.17(a)(2)(i).
---------------------------------------------------------------------------
B. Administrator's Determination on the Inclusion of Female Breast
Cancer
In the final rule, the Administrator established a four-pronged
Methodology for evaluating whether to add certain types of cancer to
the List: Epidemiologic Studies of September 11, 2001 Exposed
Populations (Method 1); Established Causal Associations (Method 2);
Review of Evaluations of Carcinogenicity in Humans, requiring both
Published Exposure Assessment Information, and Evaluation of
Carcinogenicity in Humans from Scientific Studies (Method 3, including
criteria 3A and 3B); and Review of Information Provided by the WTC
Health Program Scientific/Technical Advisory Committee (Method 4). A
full narrative description and graphic of the Methodology were
published in the final rule [77 FR 56138, 56142-56143 (September 12,
2012)].
At the time of the Administrator's deliberation, breast cancer was
determined to meet Method 4 (the STAC had provided a reasonable basis
for its inclusion on the List). In its April 2, 2012 recommendation,
the STAC had reported that:
There is evidence of PCB [polychlorinated biphenyl] exposures to
WTC responders and survivors based on air samples, window film
samples and one biomonitoring study. Studies have linked total and
congener-specific PCB levels in serum and adipose tissue with breast
cancer, although evidence has been conflicting. PCBs and some other
substances at the WTC site are endocrine disruptors. Breast cancer
risks are highly related to hormonal factors, including endogenous
and exogenous estrogens, and could plausibly be affected by
endocrine disruptors. A recent study found that PCBs enhanced the
metastatic properties of breast cancer cells by activating rho-
associated kinase. Shiftwork involving circadian rhythm disruption
has been classified by IARC as probably carcinogenic to humans,
based in part on epidemiologic studies associating shiftwork with
increased risks of breast cancer. Both shiftwork and long shifts
were common for workers involved in rescue, recovery, clean up,
restoration and other activities at the WTC site.\2\ [references
omitted]
---------------------------------------------------------------------------
\2\ STAC [World Trade Center Health Program Scientific/Technical
Advisory Committee) [2012]. Letter from Elizabeth Ward, Chair to
John Howard, MD, Administrator. This letter is included in NIOSH
Docket 257, https://www.cdc.gov/niosh/docket/archive/docket257.html.
Although the STAC specified that PCBs might be causally associated
with breast cancer, the Committee provided stronger evidence (IARC
classification as a carcinogen) that shiftwork
[[Page 22795]]
involving circadian rhythm disruption, as a 9/11 exposure, could be
associated with breast cancer.\3\ For that reason, the Administrator
determined that breast cancer would be included on the List, but that
the relevant exposures would be limited to nighttime sleep disruption
related to response and cleanup activities (including shiftwork).
Accordingly, the WTC Health Program has only considered exposure to
nighttime sleep disruption related to response and cleanup activities
when certifying breast cancers for treatment in WTC responders and
survivors.
---------------------------------------------------------------------------
\3\ Shiftwork involving circadian rhythm disruption has been
classified by IARC as probably carcinogenic based in part on limited
evidence in humans demonstrating an increased risk of breast cancer
among shiftworkers who work at night. IARC notes that mechanistic
studies suggest that exposure to light at night may increase the
risk of breast cancer by suppressing the normal nocturnal production
of melatonin, which in turn, may alter gene expression in cancer-
related pathways [Straif, et al. 2007]. NTP has not yet examined the
evidence for an association of shiftwork and breast cancer, however,
NTP recently requested comment from the public on whether shiftwork
involving light at night should be nominated for possible review for
future editions of the RoC. [NTP 2012] The Administrator was not
aware of any published exposure assessment study of shiftwork and 9/
11, although the Administrator was aware that extended work hours
for many responders occurred at all three 9/11 sites over several
months. Thus the evidence supporting an association between
shiftwork and breast cancer did not meet all of the requirements of
Method 3; however, the Administrator felt the STAC's recommendation
and support for an association between shiftwork and female breast
cancer was sufficient to add breast cancer to the List of WTC-
Related Health Conditions based on Method 4.
---------------------------------------------------------------------------
C. New Information on Breast Cancer and PCBs
On March 15, 2013, the IARC Monograph Working Group announced a
change in its classification of polychlorinated biphenyls (PCBs).
According to the Working Group's article, published in The Lancet
Oncology,\4\ a review of more than 70 epidemiological studies led IARC
to determine that the studies provided limited evidence of increased
risks for breast cancer for individuals with exposures to PCBs.\5\
---------------------------------------------------------------------------
\4\ Lauby-Secretan B, Loomis D, Grosse Y, El Ghissassi F,
Bouvard V, Benbrahim-Tallaa L, Guha N, Baan R, Mattock H, Straif K
(on behalf of IARC Monograph Working Group) [2013]. Carcinogenicity
of Polychlorinated Biphenyls and Polybrominated Biphenyls. The
Lancet Oncology 14(4):287-288.
\5\ According to the Lancet article, the Working Group's
assessments will be published as volume 107 of the IARC Monographs.
---------------------------------------------------------------------------
In reviewing this new information, the Administrator finds that all
of the criteria in Method 3 supporting the addition of breast cancer to
the List based on PCB exposures are now satisfied: PCBs have been
reported in several exposure assessment studies of responders or
survivors of the September 11, 2001, terrorist attacks in New York City
(Method 3A); \6\ NTP identified PCBs as reasonably anticipated to be a
human carcinogen \7\ and IARC has recently found limited evidence that
PCBs cause breast cancer (Method 3B).
---------------------------------------------------------------------------
\6\ Butt CM, Diamond ML, Truong J, Ikonomou MG, Helm PA, Stern
GA [2004]. Semivolatile organic compounds in window films from lower
Manhattan after the September 11th World Trade Center attacks.
Environmental Science & Technology. 38(13):3514-3524.
Lorber M, Gibb H, Grant L, Pinto J, Pleil J, Cleverly D [2007].
Assessment of inhalation exposures and potential health risks to the
general population that resulted from the collapse of the World
Trade Center towers. Risk Anal 27(5):1203-21.
Lioy PJ, Gochfeld M [2002]. Lessons learned on environmental,
occupational, and residential exposures from the attack on the World
Trade Center. Am J Ind Med 42(6):560-565.
\7\ NTP (National Toxicology Program) [2011]. 12th Report on
Carcinogens. National Toxicology Program, Public Health Service,
U.S. Department of Health and Human Services, Research Triangle
Park, NC. https://ntp.niehs.nih.gov/ntp/roc/twelfth/profiles/PolychlorinatedBiphenyls.pdf. Accessed March 28, 2013.
---------------------------------------------------------------------------
Consequently, the Administrator finds that PCB exposures associated
with the 9/11 attacks (including response and remediation activities)
qualify as another exposure basis--in addition to nighttime sleep
disruption related to response and cleanup activities (including
shiftwork)--for certifying a member's breast cancer for treatment.
D. Effect on Breast Cancer Coverage
As a result of this finding by the Administrator, eligible
responders and survivors who experienced the requisite exposure to
either nighttime sleep disruption related to response and cleanup
activities (including shiftwork) or PCBs (in dust and smoke) resulting
from the 9/11 attacks may be certified for treatment of breast cancer.
Dated: April 11, 2013.
John Howard,
Director, National Institute for Occupational Safety and Health,
Centers for Disease Control and Prevention.
[FR Doc. 2013-09003 Filed 4-16-13; 8:45 am]
BILLING CODE 4163-19-P