CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 43, Issue 11,2009, Pages 1043-1044, doi:10.3760/cma.j.issn.0253-9624.2009.11.027
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 43, Issue 11,2009, Pages 956-959, doi:10.3760/cma.j.issn.0253-9624.2009.11.004
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 43, Issue 11,2009, Pages 1032-1034, doi:10.3760/cma.j.issn.0253-9624.2009.11.022
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 43, Issue 11,2009, Pages 1004-1008, doi:10.3760/cma.j.issn.0253-9624.2009.11.016
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 43, Issue 11,2009, Pages 949-950, doi:10.3760/cma.j.issn.0253-9624.2009.11.002