Xing, Pengfei http://orcid.org/0000-0002-2663-1092
Shen, Hongjian
Li, Zifu
Yang, Pengfei
Zhang, Yongwei
Liu, Jianmin
Funding for this research was provided by:
National Center for Chronic Disease Prevention and Health Promotion (GN-2017R0001)
Article History
Received: 9 August 2018
Accepted: 9 October 2019
First Online: 14 November 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: For this type of study, formal consent was not required.