CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 28, Issue 10,2007, Pages 937-940, doi:10.3760/j.issn:0254-6450.2007.10.001
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 28, Issue 10,2007, Pages 976-979, doi:10.3760/j.issn:0254-6450.2007.10.010
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 28, Issue 10,2007, Pages 1021-1025, doi:10.3760/j.issn:0254-6450.2007.10.021
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 28, Issue 10,2007, Pages 1000-1003, doi:10.3760/j.issn:0254-6450.2007.10.016
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 28, Issue 10,2007, Pages 1013-1015, doi:10.3760/j.issn:0254-6450.2007.10.019