Zhang Junfang, Cai Zelang, Zhao Zhenfu, Ji Kunmei
a Department of Biochemistry and Molecular Biology, School of Medicine , Shenzhen University , Shenzhen , China.
b School of Medicine , Shenzhen University , Shenzhen , China.
Med Educ Online. 2017;22(1):1374135. doi: 10.1080/10872981.2017.1374135.