Shen, Qiuming
Wang, Yichen
Wang, Zezhou
Wang, Ying
Luo, Mengyun
Wang, Suping
Jiang, Xueqin
Yang, Yinghua
Cai, Yong
Shang, Meili
Funding for this research was provided by:
National Natural Science Foundation of China (71273174)
National Natural Science Foundation of China (71673187)
Shanghai Key Discipline Construction Project in Public Health (15GWZK1002)
Article History
Received: 30 September 2018
Accepted: 13 February 2019
First Online: 21 February 2019
Ethics approval and consent to participate
: The Ethics Committee of the School of Public Health of Shanghai Jiao Tong University approved the study (SJUPN-201302). We obtained written informed consent from all the participants following a clarification the objectives and the procedure of the study, as well as the potential risks and benefits of participation before enrolling the participants.
: Not applicable.
: The authors declare that they have no competing interests.
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