Wang, Yuan
Liu, Wenmin
Sun, Lili
Zhang, Yifei
Wang, Bangxuan
Yuan, Yongting
Li, Ting
Yao, Rongying
Han, Hui
Qian, Qingwen
Fu, Lianguo
Article History
Received: 14 August 2019
Revised: 24 October 2019
Accepted: 6 November 2019
First Online: 9 December 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Ethics Committee of the Bengbu Medical College ([2015] No. 003) approved the study.
: The students’ parents or guardians signed the informed consent document.