Chinese Journal of Medical Education, Volume 31, Issue 6,2011, Pages 832-833,844, doi:10.3760/cma.j.issn.1673-677X.2011.06.012
Chinese Journal of Medical Education, Volume 31, Issue 6,2011, Pages 907-908,935, doi:10.3760/cma.j.issn.1673-677X.2011.06.039
Chinese Journal of Medical Education, Volume 31, Issue 6,2011, Pages 930-932, doi:10.3760/cma.j.issn.1673-677X.2011.06.047
Chinese Journal of Medical Education, Volume 31, Issue 6,2011, Pages 911-914, doi:10.3760/cma.j.issn.1673-677X.2011.006.040
Chinese Journal of Medical Education, Volume 31, Issue 6,2011, Pages 856-859, doi:10.3760/cma.j.issn.1673-677X.2011.06.021