CHINESE JOURNAL OF ENDEMIOLOGY, Volume 27, Issue 2,2008, Pages 227-229, doi:10.3760/cma.j.issn.1000-4955.2008.02.033
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 27, Issue 2,2008, Pages 191-193, doi:10.3760/cma.j.issn.1000-4955.2008.02.022
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 27, Issue 2,2008, Pages 137-140, doi:10.3760/cma.j.issn.1000-4955.2008.02.007
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 27, Issue 2,2008, Pages 188-190, doi:10.3760/cma.j.issn.1000-4955.2008.02.021
CHINESE JOURNAL OF ENDEMIOLOGY, Volume 27, Issue 2,2008, Pages 232-233, doi:10.3760/cma.j.issn.1000-4955.2008.02.041