Chinese Journal of Epidemiology, Volume 38, Issue 12,2017, Pages 1699-1702, doi:10.3760/cma.j.issn.0254-6450.2017.12.023
Chinese Journal of Epidemiology, Volume 38, Issue 12,2017, Pages 1638-1641, doi:10.3760/cma.j.issn.0254-6450.2017.12.011
Chinese Journal of Epidemiology, Volume 38, Issue 12,2017, Pages 1703-1707, doi:10.3760/cma.j.issn.0254-6450.2017.12.024
Chinese Journal of Epidemiology, Volume 38, Issue 12,2017, Pages 1672-1676, doi:10.3760/cma.j.issn.0254-6450.2017.12.018
Chinese Journal of Epidemiology, Volume 38, Issue 12,2017, Pages 1616-1619, doi:10.3760/cma.j.issn.0254-6450.2017.12.006