CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 4,2010, Pages 358-361, doi:10.3760/cma.j.issn.0253-9624.2010.04.018
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 4,2010, Pages 286-287, doi:10.3760/cma.j.issn.0253-9624.2010.04.002
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 4,2010, Pages 319-323, doi:10.3760/cma.j.issn.0253-9624.2010.04.009
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 4,2010, Pages 309-313, doi:10.3760/cma.j.issn.0253-9624.2010.04.007
CHINESE JOURNAL OF PREVENTIVE MEDICINE, Volume 44, Issue 4,2010, Pages 345-347, doi:10.3760/cma.j.issn.0253-9624.2010.04.014