Sun, Weiyi
Wang, Yongqian
Song, Tao
Wu, Di
Li, Haidong
Yin, Ningbei
Funding for this research was provided by:
Teaching Reform Project of Peking Union Medical College (10023201504024)
Article History
Received: 2 June 2018
Accepted: 21 August 2018
First Online: 6 September 2018
Compliance with Ethical Standards
:
: The authors have no financial or conflicts of interest to disclose.