Chinese Journal of Preventive Medicine, Volume 46, Issue 11,2012, Pages 976-981, doi:10.3760/cma.j.issn.0253-9624.2012.11.004
Chinese Journal of Preventive Medicine, Volume 46, Issue 11,2012, Pages 1034-1035, doi:10.3760/cma.j.issn.0253-9624.2012.11.016
Chinese Journal of Preventive Medicine, Volume 46, Issue 11,2012, Pages 1051-1053, doi:10.3760/cma.j.issn.0253-9624.2012.11.023
Chinese Journal of Preventive Medicine, Volume 46, Issue 11,2012, Pages 999-1003, doi:10.3760/cma.j.issn.0253-9624.2012.11.009
Chinese Journal of Preventive Medicine, Volume 46, Issue 11,2012, Pages 1038-1039, doi:10.3760/cma.j.issn.0253-9624.2012.11.018