Chinese Journal of Medical Education, Volume 35, Issue 5,2015, Pages 771-774, doi:10.3760/cma.j.issn.1673-677X.2015.05.037
Chinese Journal of Medical Education, Volume 35, Issue 5,2015, Pages 783-785, doi:10.3760/cma.j.issn.1673-677X.2015.05.040
Chinese Journal of Medical Education, Volume 35, Issue 5,2015, Pages 767-770, doi:10.3760/cma.j.issn.1673-677X.2015.05.036
Chinese Journal of Medical Education, Volume 35, Issue 5,2015, Pages 661-663, doi:10.3760/cma.j.issn.1673-677X.2015.05.007
Chinese Journal of Medical Education, Volume 35, Issue 5,2015, Pages 697-700, doi:10.3760/cma.j.issn/1673-677X.2015.05.017