Chen, Ye
He, Shou-di
Li, Xiao-dong
Hu, Zhi-li
Zhang, Chao
Xu, Feng
Article History
Received: 26 July 2019
Accepted: 29 February 2020
First Online: 28 March 2020
Compliance with ethical standards
:
: All authors declare no conflicts of interest.
: The study was approved by the ethics committee of Shenzhen Nanshan People's Hospital.