CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 29, Issue 10,2008, Pages 1038-1041, doi:10.3321/j.issn:0254-6450.2008.10.020
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 29, Issue 10,2008, Pages 979-981, doi:10.3321/j.issn:0254-6450.2008.10.006
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 29, Issue 10,2008, Pages 1008, doi:10.3321/j.issn:0254-6450.2008.10.029
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 29, Issue 10,2008, Pages 994-998, doi:10.3321/j.issn:0254-6450.2008.10.010
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 29, Issue 10,2008, Pages 989-993, doi:10.3321/j.issn:0254-6450.2008.10.009