Chinese Journal of Preventive Medicine, Volume 47, Issue 6,2013, Pages 575-576, doi:10.3760/cma.j.issn.0253-9624.2013.06.022
Chinese Journal of Preventive Medicine, Volume 47, Issue 6,2013, Pages 552-555, doi:10.3760/cma.j.issn.0253-9624.2013.06.016
Chinese Journal of Preventive Medicine, Volume 47, Issue 6,2013, Pages 561-564, doi:10.3760/cma.j.issn.0253-9624.2013.06.018
Chinese Journal of Preventive Medicine, Volume 47, Issue 6,2013, Pages 485-486, doi:10.3760/cma.j.issn.0253-9624.2013.06.001
Chinese Journal of Preventive Medicine, Volume 47, Issue 6,2013, Pages 569-572, doi:10.3760/cma.j.issn.0253-9624.2013.06.020