Chinese Journal of Preventive Medicine, Volume 49, Issue 2,2015, Pages 137-141, doi:10.3760/cma.j.issn.0253-9624.2015.02.008
Chinese Journal of Preventive Medicine, Volume 49, Issue 2,2015, Pages 122-127, doi:10.3760/cma.j.issn.0253-9624.2015.02.005
Chinese Journal of Preventive Medicine, Volume 49, Issue 2,2015, Pages 152-155, doi:10.3760/cma.j.issn.0253-9624.2015.02.011
Chinese Journal of Preventive Medicine, Volume 49, Issue 2,2015, Pages 189-192, doi:10.3760/cma.j.issn.0253-9624.2015.02.019
Chinese Journal of Preventive Medicine, Volume 49, Issue 2,2015, Pages 184-188, doi:10.3760/cma.j.issn.0253-9624.2015.02.018