Ma, Mengmeng
Wu, Sean
He, Zhenjian
Yuan, Lihong
Bai, Zhijun
Jiang, Liyun
Marshall, John
Lu, Jiahai
Yang, Zhicong
Jing, Qinlong
Funding for this research was provided by:
the Natural Science Foundation of Guangdong Province (S2013010013637)
the Project for Key Medicine Discipline Construction of Guangzhou Municipality (2017-2019-04)
Guangdong Medical Research Foundation (A2017481)
Science and Technology Plan Project of Guangzhou (201804010121, 201904010154)
the Collaborative Innovation Project of Bureau of Science and Technology of Guangzhou Municipality (201704020226, 201803040006)
Article History
Received: 29 November 2020
Accepted: 6 February 2021
First Online: 27 February 2021
Ethics approval and consent to participate
: The research protocol was reviewed and approved by the institutional review boards of both the GZCDC and the School of Public Health, SYSU. Written informed consent was obtained from adult participants (age ≥ 18 years old) or parents or legal guardians of children enrolled in the study (age < 18 years old). Consent was also obtained from children ages 7–18 years old.
: All authors approved the final version of this manuscript.
: The authors declare that they have no conflicts of interest.