JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 27, Issue 4,2004, Pages 33-34, doi:10.3760/cma.j.issn.1673-4904.2004.04.016
JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 27, Issue 4,2004, Pages 60-61, doi:10.3760/cma.j.issn.1673-4904.2004.04.030
JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 27, Issue 4,2004, Pages 54-57, doi:10.3760/cma.j.issn.1673-4904.2004.04.028
JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 27, Issue 4,2004, Pages 23-24, doi:10.3760/cma.j.issn.1673-4904.2004.04.010
JOURNAL OF POSTGRADUATES OF MEDICINE, Volume 27, Issue 4,2004, Pages 25-26, doi:10.3760/cma.j.issn.1673-4904.2004.04.011