Zhao, Yan http://orcid.org/0000-0002-7116-8631
Sheng, Yun http://orcid.org/0000-0003-2577-5438
Zhou, Jieting http://orcid.org/0000-0001-6797-4916
Wang, Hao http://orcid.org/0000-0002-5012-2749
Chilufya, Mumba Mulutula http://orcid.org/0000-0001-7812-022X
Liu, Xuan http://orcid.org/0000-0002-1526-0361
Mohamed, Alaa Osman http://orcid.org/0000-0003-4958-6287
Han, Jing http://orcid.org/0000-0003-1460-0114
Qu, Chengjuan http://orcid.org/0000-0002-1710-7715
Article History
Received: 27 July 2021
Accepted: 10 January 2022
First Online: 17 January 2022
Declarations
:
: The Ethical Committee of Xi’an Jiaotong University School of Public Health reviewed and approved the study protocol. All participants gave their informed written consent for participation. Written informed consent was obtained from a guardian for participants under 16 years old. All procedures performed in this study involving human participants were following the Declaration of Helsinki.
: Not applicable
: The authors declare that they have no competing interests.