Sheng, Haiyan
Yao, Xiujuan
Wang, Xiangdong
Wang, Yuhong
Liu, Xiaofang
Zhang, Luo
Article History
Received: 25 March 2021
Accepted: 24 June 2021
First Online: 5 July 2021
Declarations
:
: This study complied with the Declaration of Helsinki and was approved by the Ethics Committee of Beijing Tongren Hospital, Capital Medical University (Approval Number: TRECKY2013-KS-37). Written informed consent was obtained from all recruited patients.
: Not applicable.
: The authors declare that they have no competing interests.