Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 36,2012, Pages 51-52, doi:10.3760/cma.j.issn.1673-4904.2012.36.019
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 36,2012, Pages 34-36, doi:10.3760/cma.j.issn.1673-4904.2012.36.012
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 36,2012, Pages 20-23, doi:10.3760/cma.j.issn.1673-4904.2012.36.007
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 36,2012, Pages 16-19, doi:10.3760/cma.j.issn.1673-4904.2012.36.006
Chinese Journal of Postgraduates of Medicine, Volume 35, Issue 36,2012, Pages 37-39, doi:10.3760/cma.j.issn.1673-4904.2012.36.013