Li, Jian-jun
Tian, Dong-mu
Yang, Li
Zhang, Jing-yu
Hu, Yong-cheng http://orcid.org/0000-0002-9846-6735
Article History
Received: 24 March 2020
Accepted: 14 October 2020
First Online: 9 December 2020
Ethics approval and consent to participate
: The research protocol was in compliance with the Helsinki Declaration and approved by the Research Ethics Committees of Tianjin Hospital (reference number 053).
: Not applicable.
: The authors declare that they have no competing interests.