Li, Yijie
Liu, Jing
Zhu, Yimin
Peng, Chunying
Dong, Yao
Liu, Lili
He, Yining
Lu, Guoping
Zheng, Yingjie
Article History
Received: 25 October 2021
Revised: 15 December 2021
Accepted: 6 January 2022
First Online: 14 February 2022
Ethical Statements
: The study was approved by the ethical committee of the School of Public Health at Fudan University (IRB#2017-09-0637). Informed consents from participants’ guardians were obtained.
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