Zhang, Guang-ying
Ding, Hong-yu
Li, En-miao
Zheng, Lei
Bai, Zheng-wu
Shi, Hao
Fan, Feng-jing
Guo, Dan
Article History
Received: 1 March 2018
Accepted: 11 July 2018
First Online: 14 July 2018
Compliance with ethical standards
:
: All authors declare that they have no financial and/or personal relationships with other individuals or organizations that could influence this work.
: The study was authorized by the local ethics committee and was performed in accordance with the Ethical standards of the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: The authors state that the patients gave the informed consent prior being included into the study.