Wei, Yiyong
Zhang, Donghang
Liu, Jin
Ou, Mengchan
Liang, Peng
Zuo, Yunxia
Zhou, Cheng
Article History
Received: 29 September 2020
Accepted: 8 March 2021
First Online: 17 March 2021
Declarations
:
: This observational study was approved by the Ethical Committee of West China Hospital of Sichuan University (Ref: 2017078) on May 19, 2017, and adhered to the Strengthening the Reporting of Observational studies in Epidemiology (STROBE) guidelines. Written informed consent was obtained from all patients before enrolment.
: Not applicable.
: The authors declare that they have no competing interests.