Sun, Xin
Peng, Min
Zhang, Ting
Li, Zongru
Song, Lan
Li, Mengtao
Shi, Juhong
Article History
Received: 31 October 2020
Accepted: 24 February 2021
First Online: 16 March 2021
Declarations
:
: All study was conducted in accordance with the Declaration of Helsinki. This study was approved by the Peking Union Medical College Hospital Institutional Review Board (Reference Number: ZS-1054). The total numbers of Peking Union Medical College Hospital IRB committee are eleven: Jie Chen; Ai-lun Luo; Chong-mei Lu; Yuan-dong Shan; Xuan-yang Zhang; Kai You; Li-ying Cui; Xiao-Chu Yu; Sun-wei Li; Hong-jun Li; Ren-zong Qiu. Written informed consent from study subjects was waived because of the retrospective design.
: Not applicable.
: The authors have no conflicts of interest.