Hu, Zizhong
Qian, Huiming
Fransisca, Silvia
Gu, Xunyi
Ji, Jiangdong
Wang, Jianan
Liu, Qinghuai
Xie, Ping http://orcid.org/0000-0003-4257-8970
Funding for this research was provided by:
National Natural Science Foundation of China (81870669)
Young Scientists Fund (81900875)
Natural Science Foundation of Jiangsu Province (BK20191059)
Jiangsu Provincial Commission of Health and Family Planning (H201609)
Article History
Received: 27 March 2020
Accepted: 3 June 2020
First Online: 15 June 2020
Ethics approval and consent to participate
: This study was performed following the guidelines of the Declaration of Helsinki and Tokyo for humans, and approved by Ethic Committee of First Affiliated Hospital of Nanjing Medical University (approval number: 2015-SR-191). We have obtained written informed consent from all study participants.
: Not applicable.
: The authors declare that they have no competing interests.