CHINESE JOURNAL OF ENDEMIOLOGY, Volume 26, Issue 2,2007, Pages 173-175, doi:10.3760/cma.j.issn.1000-4955.2007.02.017
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 26, Issue 2,2007, Pages 224-225, doi:10.3760/cma.j.issn.1000-4955.2007.02.042
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 26, Issue 2,2007, Pages 225, doi:10.3760/cma.j.issn.1000-4955.2007.02.043
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 26, Issue 2,2007, Pages 176-178, doi:10.3760/cma.j.issn.1000-4955.2007.02.018
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 26, Issue 2,2007, Pages 227-229, doi:10.3760/cma.j.issn.1000-4955.2007.02.047