Chinese Journal of Medical Education, Volume 38, Issue 4,2018, Pages 592-596, doi:10.3760/cma.j.issn.1673-677X.2018.04.026
Chinese Journal of Medical Education, Volume 38, Issue 4,2018, Pages 511-514, doi:10.3760/cma.j.issn.1673-677X.2018.04.008
Chinese Journal of Medical Education, Volume 38, Issue 4,2018, Pages 604-607, doi:10.3760/cma.j.issn.1673-677X.2018.04.029
Chinese Journal of Medical Education, Volume 38, Issue 4,2018, Pages 597-599,633, doi:10.3760/cma.j.issn.1673-677X.2018.04.027
Chinese Journal of Medical Education, Volume 38, Issue 4,2018, Pages 491-494, doi:10.3760/cma.j.issn.1673-677X.2018.04.003