CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 41, Issue 3,2007, Pages 189-192, doi:10.3760/j:issn:0253-9624.2007.03.009
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 41, Issue 3,2007, Pages 212-214, doi:10.3760/j:issn:0253-9624.2007.03.015
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 41, Issue 3,2007, Pages 165-168, doi:10.3760/j:issn:0253-9624.2007.03.002
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 41, Issue 3,2007, Pages 200-203, doi:10.3760/j:issn:0253-9624.2007.03.012
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 41, Issue 3,2007, Pages 186-188, doi:10.3760/j:issn:0253-9624.2007.03.008