Ma, Meiyan
Tian, Wanxin
Kang, Jian
Li, Yuze
Xia, Qi
Wang, Nianshi
Miao, Wenqing
Zhang, Xiyu
Zhang, Yiyun
Shi, Baoguo
Gao, Han
Sun, Tao
Fu, Xuelian
Hao, Yanhua
Li, Heng
Shan, Linghan
Wu, Qunhong
Li, Ye
Funding for this research was provided by:
the National Natural Science Foundation (71874045, 71403073)
China Postdoctoral Science Foundation (2016M590296)
Heilongjiang Postdoctoral Foundation (LBH-Z14166)
the National Natural Science Foundation (71804036)
the National Social Science Fund of China (19AZD013)
Project supported by the Genral Undergraduate Colleges and Universities Youth Innovative Talent Training Plan in Heilongjiang Province (UNPYSCT-2020176)
Progect of Family Planning Commission of the Department of Health in Heilongjiang Province (2014-427)
Article History
Received: 29 October 2020
Accepted: 4 March 2021
First Online: 29 March 2021
Declarations
:
: Not applicable
: Not applicable
: The authors declare that they have no competing interests.