CHINESE JOURNAL OF ENDEMIOLOGY, Volume 25, Issue 6,2006, Pages 718, doi:10.3760/cma.j.issn.1000-4955.2006.06.047
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 25, Issue 6,2006, Pages 716, doi:10.3760/cma.j.issn.1000-4955.2006.06.045
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 25, Issue 6,2006, Pages 726-728, doi:10.3760/cma.j.issn.1000-4955.2006.06.055
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 25, Issue 6,2006, Pages 736-737, doi:10.3760/cma.j.issn.1000-4955.2006.06.059
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 25, Issue 6,2006, Pages 688-690, doi:10.3760/cma.j.issn.1000-4955.2006.06.033