Chinese Journal of Epidemiology, Volume 36, Issue 1,2015, Pages 3-6, doi:10.3760/cma.j.issn.0254-6450.2015.01.002
Chinese Journal of Epidemiology, Volume 36, Issue 1,2015, Pages 71-77, doi:10.3760/cma.j.issn.0254-6450.2015.01.017
Chinese Journal of Epidemiology, Volume 36, Issue 1,2015, Pages 94-96, doi:10.3760/cma.j.issn.0254-6450.2015.01.022
Chinese Journal of Epidemiology, Volume 36, Issue 1,2015, Pages 87-89, doi:10.3760/cma.j.issn.0254-6450.2015.01.020
Chinese Journal of Epidemiology, Volume 36, Issue 1,2015, Pages 49-51, doi:10.3760/cma.j.issn.0254-6450.2015.01.012