CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 3,2010, Pages 269-270, doi:10.3760/cma.j.issn.0253-9624.2010.03.025
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 3,2010, Pages 261-262, doi:10.3760/cma.j.issn.0253-9624.2010.03.021
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 3,2010, Pages 265-266, doi:10.3760/cma.j.issn.0253-9624.2010.03.023
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 3,2010, Pages 251-253, doi:10.3760/cma.j.issn.0253-9624.2010.03.017