Zhang, Jing
Cheng, Meng
Guo, Na
Xing, Aiyun
Xu, Liangzhi
Funding for this research was provided by:
Project of educational reform and practice of West China School of Medicine, Sichuan University (2016, NO. 13; 2018, NO. 8)
Article History
Received: 26 July 2018
Accepted: 2 April 2019
First Online: 15 April 2019
Ethics approval and consent to participate
: The study was approved by the Human Ethics Committee of West China Second University Hospital. Consent forms were obtained from all the students.
: Not applicable.
: The authors declare that they have no competing interests.
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