Dai, Congxin
Feng, Ming
Sun, Bowen
Bao, Xinjie
Yao, Yong
Deng, Kan
Ren, Zuyuan
Zhao, Binghao
Lu, Lin
Wang, Renzhi
Kang, Jun
Article History
Received: 13 April 2021
Accepted: 5 August 2021
First Online: 20 August 2021
Compliance with ethical standards
:
: None of the authors have potential financial conflicts of interest related to this article. The financial support for this study was provided by the Scientific Research Project of Capital Health Development in 2018 (grant number: 2018-4-4018), and Beijing Natural Science Foundation (grant number: 7182137). The funding institutions had no role in the design of the study, data collection, data analysis, decision to publish, or preparation of the manuscript.
: This study has been approved by Peking Union Medical College Hospital Medical Ethical Committee, and a copy of the consent of Ethical Committee is available for review by the Editor of this journal.