Chinese Journal of Preventive Medicine, Volume 52, Issue 6,2018, Pages 647-652, doi:10.3760/cma.j.issn.0253-9624.2018.06.015
Chinese Journal of Preventive Medicine, Volume 52, Issue 6,2018, Pages 561-563, doi:10.3760/cma.j.issn.0253-9624.2018.06.001
Chinese Journal of Preventive Medicine, Volume 52, Issue 6,2018, Pages 675-680, doi:10.3760/cma.j.issn.0253-9624.2018.020
Chinese Journal of Preventive Medicine, Volume 52, Issue 6,2018, Pages 608-614, doi:10.3760/cma.j.issn.0253-9624.2018.06.009
Chinese Journal of Preventive Medicine, Volume 52, Issue 6,2018, Pages 615-621, doi:10.3760/cma.j.issn.0253-9624.2018.06.010