Tian, Mengge
Yang, Heping
Yin, Xiaoxv
Wu, Yafei
Zhang, Guopeng
Lv, Chuanzhu
Mu, Ketao
Gong, Yanhong
Article History
Received: 25 March 2021
Accepted: 8 June 2021
First Online: 14 July 2021
Declarations
:
: This study was approved by the Research Ethics Committee of Hainan Medical University, Haikou, China (protocol number: HYLL-2018-035). All the methods in this study were in accordance with the institutional research committee and tenets of the Declaration of Helsinki. All participants provided informed consent. Moreover, each individual participated in this anonymous survey voluntarily, and their information was kept confidential.
: Not applicable.
: The authors declare no conflicts of interest.