Pang, Yanhua
Ruan, Huijie
Wu, Dongfang
Lang, Yanfei
Sun, Ke
Xu, Cuiping
Article History
Received: 5 August 2019
Accepted: 7 May 2020
First Online: 20 May 2020
Ethics approval and consent to participate
: All studies met the requirements for Ethics Committee of First Hospital of Shanxi Medical University.
: All authors provided consent for publication.
: The authors declare that they have no competing interests.