华中科技大学教学改革课题2016075;中华医学会医学教育分会中国高等教育学会医学教育专业委员会医学教育研究课题 2016B-LC035Medical Education Research Subject of Huazhong University of Science and Technology2016075;Chinese Medical Association Medical Education Branch and China Higher Education Society Medical Education Specialized Committee 2016 Medical Education Research Project2016B-LC035