Ding, Jiayue http://orcid.org/0000-0003-3562-2187
Guan, Jingwei
Ji, Xunming http://orcid.org/0000-0003-0293-2744
Meng, Ran http://orcid.org/0000-0003-1190-4710
Article History
Received: 19 April 2019
Accepted: 19 August 2019
First Online: 5 September 2019
Compliance with ethical guidelines
:
: J. Ding, J. Guan, X. Ji and R. Meng declare that they have no competing interests.
: Additional written informed consent was obtained from the patient in this study or the legal representatives for whom identifying information is included in this article.