Li, Pengfei
Tong, Yuexin
Chen, Ying
Zhang, Zhezhe
Song, Youxin
Article History
Received: 21 July 2021
Accepted: 19 October 2021
First Online: 28 October 2021
Declarations
:
: This research was approved by the ethics committee of Affiliated Hospital of Chengde Medical University. Written informed consent were obtained from all the participants. All procedures were performed in accordance with relevant guidelines.
: Written informed consent was obtained from all participants.
: The authors declare that they have no competing interests.