Ruan, Zhong-bao
Chen, Ge-cai
Ren, Yin
Zhu, Li
Article History
Received: 14 January 2018
Accepted: 30 March 2018
First Online: 9 April 2018
Compliance with ethical standards
:
: The authors have no conflicts of interest.
: This study is approved by institutional ethics committee of Jiangsu Taizhou People’s Hospital and written informed consent was obtained from all patients.