Chinese Journal of Preventive Medicine, Volume 50, Issue 8,2016, Pages 733-737, doi:10.3760/cma.j.issn.0253-9624.2016.08.012
Chinese Journal of Preventive Medicine, Volume 50, Issue 8,2016, Pages 721-727, doi:10.3760/cma.j.issn.0253-9624.2016.08.010
Chinese Journal of Preventive Medicine, Volume 50, Issue 8,2016, Pages 743-746, doi:10.3760/cma.j.issn.0253-9624.2016.08.014
Chinese Journal of Preventive Medicine, Volume 50, Issue 8,2016, Pages 728-732, doi:10.3760/cma.j.issn.0253-9624.2016.08.011
Chinese Journal of Preventive Medicine, Volume 50, Issue 8,2016, Pages 698-704, doi:10.3760/cma.j.issn.0253-9624.2016.08.006