Chinese Journal of Medical Education, Volume 36, Issue 6,2016, Pages 884-886,934, doi:10.3760/cma.j.issn.1673-677X.2016.06.021
Chinese Journal of Medical Education, Volume 36, Issue 6,2016, Pages 952-955, doi:10.3760/cma.j.issn.1673-677X.2016.06.036
Chinese Journal of Medical Education, Volume 36, Issue 6,2016, Pages 867-870, doi:10.3760/cma.j.issn.1673-677X.2016.06.016
Chinese Journal of Medical Education, Volume 36, Issue 6,2016, Pages 821-823,846, doi:10.3760/cma.j.issn.1673-677X.2016.06.006