Ma, Xiuqing
Li, Yanqin
Liang, Yuan
Liu, Yang
Yu, Ling
Li, Chunsun
Liu, Qiqi
Chen, Liangan
Article History
Received: 11 February 2020
Accepted: 3 June 2020
First Online: 23 June 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Chinese PLA General Hospital (No. S2014–049-01). All experiments were conducted in accordance with the relevant guidelines and regulations. All patients involved in the study provided written informed consent and all personal information was kept confidential.
: Not applicable.
: The authors declare that they have no competing interests.