Cao, Xiaohui
Liu, Ming
Zhai, Fushan
Li, Nan
Li, Feng
Bao, Chaoen
Liu, Yinliang
Chen, Gang
Article History
Received: 18 July 2019
Accepted: 18 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: This study is approved by relevant Ethics Committee of the Third Hospital of Hebei Medical University, China. Informed consent was obtained from all individual participants included in the study.
: Consent for publication was obtained from patients involved in the current study.
: There are no conflicts of interest.