Gao, Lu
Zhao, Wei
Yang, Jin-Kui
Qin, Ming-Zhao
Article History
Received: 1 February 2021
Accepted: 13 April 2021
First Online: 26 April 2021
Declarations
:
: The study was conducted with the approval from the Ethics Committee of Beijing Tongren Hospital, Capital Medical University, and adhered to the tenets of the Declaration of Helsinki. Written consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.