Chinese Journal of Medical Education, Volume 35, Issue 4,2015, Pages 524-526, doi:10.3760/cma.j.issn.1673-677X.2015.04.012
Chinese Journal of Medical Education, Volume 35, Issue 4,2015, Pages 576-579, doi:10.3760/cma.j.issn.1673-677X.2015.04.028
Chinese Journal of Medical Education, Volume 35, Issue 4,2015, Pages 572-575, doi:10.3760/cma.j.issn.1673-677X.2015.04.027
Chinese Journal of Medical Education, Volume 35, Issue 4,2015, Pages 631-633, doi:10.3760/cma.j.issn.1673-677X.2015.04.043
Chinese Journal of Medical Education, Volume 35, Issue 4,2015, Pages 583-586, doi:10.3760/cma.j.issn.1673-677X.2015.04.030