CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 27, Issue 10,2006, Pages 912, doi:10.3760/j.issn:0254-6450.2006.10.025
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 27, Issue 10,2006, Pages 860, doi:10.3760/j.issn:0254-6450.2006.10.022
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 27, Issue 10,2006, Pages 880-883, doi:10.3760/j.issn:0254-6450.2006.10.013
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 27, Issue 10,2006, Pages 829-830, doi:10.3760/j.issn:0254-6450.2006.10.001
CHINESE JOURNAL OF EPIDEMIOLOGY, Volume 27, Issue 10,2006, Pages 840-844, doi:10.3760/j.issn:0254-6450.2006.10.004