Li, Ya
Jin, Peng
Hou, Fangjie
Zhou, Yujie
Article History
Received: 3 October 2018
Accepted: 2 November 2018
First Online: 20 November 2018
Compliance with Ethical Standards
:
: None declared.
: The Institutional Ethics Committee of Beijing An Zhen Hospital approved the research protocol (No.2018022X).