CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 11,2009, Pages 38-40, doi:10.3760/cma.j.issn.1673-4904.2009.11.016
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 11,2009, Pages 64-65, doi:10.3760/cma.j.issn.1673-4904.2009.11.027
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 11,2009, Pages 60-61, doi:10.3760/cma.j.issn.1673-4904.2009.11.025
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 11,2009, Pages 54-56, doi:10.3760/cma.j.issn.1673-4904.2009.11.022