Liao, Hang
Tan, Huay Cheem
Wang, Ziqiong
Chen, Xiaoping
He, Yong
Funding for this research was provided by:
National Natural Science Foundation of China (81600299)
Article History
Received: 17 December 2019
Accepted: 24 June 2021
First Online: 3 July 2021
Declarations
:
: The study was approved by the Ethics Committee on Medical Research of West China Hospital of Sichuan University and conformed to the principles of the Helsinki declaration. The requirement for informed consent was waived because of the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.