Chinese Journal of Epidemiology, Volume 37, Issue 5,2016, Pages 658-662, doi:10.3760/cma.j.issn.0254-6450.2016.05.014
Chinese Journal of Epidemiology, Volume 37, Issue 5,2016, Pages 606-611, doi:10.3760/cma.j.issn.0254-6450.2016.05.004
Chinese Journal of Epidemiology, Volume 37, Issue 5,2016, Pages 722-724, doi:10.3760/cma.j.issn.0254-6450.2016.05.028
Chinese Journal of Epidemiology, Volume 37, Issue 5,2016, Pages 718-721, doi:10.3760/cma.j.issn.0254-6450.2016.05.027
Chinese Journal of Epidemiology, Volume 37, Issue 5,2016, Pages 653-657, doi:10.3760/cma.j.issn.0254-6450.2016.05.013