Huang, Zhuang-Sheng
Wu, Jun-Wei
Li, Ying
Lin, Yu-Hai
Li, Xu-Yuan
Article History
Received: 10 February 2021
Accepted: 13 April 2021
First Online: 19 April 2021
Declarations
:
: The need for informed consent was waived on account of the retrospective nature of the study, and the study design was approved by the appropriate ethics review board of Shantou Central Hospital.
: Not applicable.
: The authors declare that they have no competing interests.