Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 16,2012, Pages 17-19, doi:10.3760/cma.j.issn.1673-4904.2012.16.006
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 16,2012, Pages 65-67, doi:10.3760/cma.j.issn.1673-4904.2012.16.027
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 16,2012, Pages 35-37, doi:10.3760/cma.j.issn.1673-4904.2012.16.013
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 16,2012, Pages 32-34, doi:10.3760/cma.j.issn.1673-4904.2012.16.012
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 16,2012, Pages 68-69, doi:10.3760/cma.j.issn.1673-4904.2012.16.028