Chinese Journal of Epidemiology, Volume 36, Issue 12,2015, Pages 1384-1386, doi:10.3760/cma.j.issn.0254-6450.2015.12.014
Chinese Journal of Epidemiology, Volume 36, Issue 12,2015, Pages 1406-1409, doi:10.3760/cma.j.issn.0254-6450.2015.12.020
Chinese Journal of Epidemiology, Volume 36, Issue 12,2015, Pages 1401-1405, doi:10.3760/cma.j.issn.0254-6450.2015.12.019
Chinese Journal of Epidemiology, Volume 36, Issue 12,2015, Pages 1419-1423, doi:10.3760/cma.j.issn.0254-6450.2015.12.023
Chinese Journal of Epidemiology, Volume 36, Issue 12,2015, Pages 1377-1380, doi:10.3760/cma.j.issn.0254-6450.2015.12.012