Zheng, Wei
Song, Wenyuan
Wu, Qingqing
Yin, Qiaoqiao
Pan, Chaolan
Pan, Hongying
Article History
Received: 13 April 2019
Revised: 3 July 2019
Accepted: 30 July 2019
First Online: 12 August 2019
Compliance with ethical standards
: Because this study was based on the retrospective analysis of existing administrative and clinical data, the need to obtain informed patient consent was waived by the Ethics Review Committee of Zhejiang Provincial People’s Hospital.
: None.