CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 18,2009, Pages 22-23, doi:10.3760/cma.j.issn.1673-4904.2009.18.008
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CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 18,2009, Pages 27-28, doi:10.3760/cma.j.issn.1673-4904.2009.18.010
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 18,2009, Pages 41-43, doi:10.3760/cma.j.issn.1673-4904.2009.18.017
CHINESE JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 32, Issue 18,2009, Pages 45-46, doi:10.3760/cma.j.issn.1673-4904.2009.18.019