Jiang, Hongru http://orcid.org/0000-0002-0747-6111
Zhang, Ji
Du, Wenwen
Su, Chang
Zhang, Bing http://orcid.org/0000-0002-8399-9061
Wang, Huijun http://orcid.org/0000-0002-8064-4564
Funding for this research was provided by:
UNC | UNC-Chapel Hill | Carolina Population Center, University of North Carolina at Chapel Hill (P2CHD050924, T32 HD007168)
U.S. Department of Health & Human Services | NIH | Fogarty International Center (D43 TW009077, D43 TW007709)
U.S. Department of Health & Human Services | National Institutes of Health (R01-HD30880, DK056350, R24 HD050924, and R01-HD38700)
Ministry of Finance (13103110700015005)
Article History
Received: 7 December 2019
Revised: 18 June 2020
Accepted: 14 July 2020
First Online: 28 July 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest.