Chinese Journal of Preventive Medicine, Volume 45, Issue 12,2011, Pages 1127-1128, doi:10.3760/cma.j.issn.0253-9624.2011.12.022
Chinese Journal of Preventive Medicine, Volume 45, Issue 12,2011, Pages 1121-1122, doi:10.3760/cma.j.issn.0253-9624.2011.12.018
Chinese Journal of Preventive Medicine, Volume 45, Issue 12,2011, Pages 1119-1121, doi:10.3760/cma.j.issn.0253-9624.2011.12.017
Chinese Journal of Preventive Medicine, Volume 45, Issue 12,2011, Pages 1117-1118, doi:10.3760/cma.j.issn.0253-9624.2011.12.016
Chinese Journal of Preventive Medicine, Volume 45, Issue 12,2011, Pages 1133-1136, doi:10.3760/cma.j.issn.0253-9624.2011.12.025