Jiang, Dongsheng
Dou, Weiqiang
Vosters, Luc
Xu, Xiayu
Sun, Yue
Tan, Tao
Article History
Received: 19 April 2018
Accepted: 4 July 2018
First Online: 7 July 2018
Compliance with ethical standards
:
: The local ethics committee waived the need for review board approval and written informed consent, considering the retrospective character of this study.
: There is no conflict of interest.