Shen, Sipeng
Zhang, Ruyang
Zhang, Jinming
Wei, Yongyue
Guo, Yichen
Su, Li
Chen, Feng
Christiani, David C. http://orcid.org/0000-0002-0301-0242
Funding for this research was provided by:
National Institutes of Health and the National Institute for Environmental Health Sciences (R01ES009860 and P30ES000002)
National Institute for Occupational Safety and Health (T42 OH008416)
National Natural Scientific Funding of China (81402763, 81402764, 81473070 and 81530088)
Nanjing Medical University international exchange and cooperation project (C018)
Article History
Received: 28 December 2017
Accepted: 9 August 2018
First Online: 22 August 2018
Ethics approval and consent to participate
: The Institutional Review Board at the Harvard School of Public Health approved the study protocol, and informed written consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.
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