Ma, Lulu
Yu, Xuerong
Zhang, Jianguo
Shen, Jianxiong
Zhao, Yu
Li, Shugang
Huang, Yuguang
Article History
Received: 8 May 2021
Accepted: 10 January 2022
First Online: 26 January 2022
Declarations
:
: This study was approved by institutional review board of Peking Union Medical College Hospital and the need for informed consent was waived by institutional review board of Peking Union Medical College Hospital given its retrospective design. Our study was conducted in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declared no competing financial interests.