Chinese Journal of Medical Education, Volume 39, Issue 9,2019, Pages 716-720, doi:10.3760/cma.j.issn.1673-677X.2019.09.016
Chinese Journal of Medical Education, Volume 39, Issue 9,2019, Pages 652-656, doi:10.3760/cma.j.issn.1673-677X.2019.09.003
Chinese Journal of Medical Education, Volume 39, Issue 9,2019, Pages 641-646, doi:10.3760/cma.j.issn.1673-677X.2019.09.001
Chinese Journal of Medical Education, Volume 39, Issue 9,2019, Pages 681-685, doi:10.3760/cma.j.issn.1673-677X.2019.09.009
Chinese Journal of Medical Education, Volume 39, Issue 9,2019, Pages 706-710, doi:10.3760/cma.j.issn.1673-677X.2019.09.014