Liu, Gang http://orcid.org/0000-0003-3598-0072
Feng, Zhao
Feng, Fan
Xue, Changju
Liu, Fei
Xie, Xiaoting
Article History
Received: 30 November 2020
Accepted: 21 July 2021
First Online: 6 August 2021
Declarations
:
: All studies were approved by Ethics Committee of Qinghai Red Cross Hospital. Witten informed consent was acquired from all patients.
: Not applicable<b>.</b>
: The authors declare that they have no competing interests.