Gu, Zhiqian
Wu, Shaokun
Wang, Jingnan
Zhao, Shoujun
Article History
Received: 11 November 2019
Accepted: 3 April 2020
First Online: 5 May 2020
Ethics approval and consent to participate
: This research was approved by the Ethics committee of Hwa Mei Hospital, University of Chinese Academy of Sciences (Ningbo NO.2 Hospital). All patients involved in our study have signed the informed consents.
: All authors have agreed the publication of this manuscript.
: Authors state no conflicts of interest in this study.