Wei, Shoucun
Zhang, Guangyan
Ma, Jue
Nong, Lidan
Zhang, Jiatao
Zhong, Wenzhao
Cui, Jianxiu
Article History
Received: 7 January 2021
Accepted: 31 December 2021
First Online: 18 January 2022
Declarations
:
: The study was approved by the Ethics Committee of Guangdong Provincial People’s Hospital (No. GDREC 2017261H) and registered on July 23, 2017 (No. NCT03230019). It strictly abided by Declaration of Helsinki principles and CONSORT guidelines. All participants signed their written informed consent before enrolment in the study.
: Not applicable.
: The authors declare that they have no competing interests.