Jiang, Xiaodan
Deng, Hongwei
Lung, Chun
Wang, Fanyin
Li, Shuang
Jiang, Yanni
Wang, Mingyue
Article History
Received: 14 November 2020
Accepted: 14 August 2021
First Online: 7 September 2021
Declarations
:
: The study was approved by the Medical Ethics Committee of Shenzhen Shekou People’s Hospital. The requirement for individual consent was waived by the committee because of the retrospective nature of the study. All methods were carried out in accordance with relevant guidelines and regulations for this retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.