Chinese Journal of Preventive Medicine, Volume 48, Issue 10,2014, Pages 909-913, doi:10.3760/cma.j.issn.0253-9624.2014.10.013
Chinese Journal of Preventive Medicine, Volume 48, Issue 10,2014, Pages 921-924, doi:10.3760/cma.j.issn.0253-9624.2014.10.017
Chinese Journal of Preventive Medicine, Volume 48, Issue 10,2014, Pages 851-856, doi:10.3760/cma.j.issn.0253-9624.2014.10.002
Chinese Journal of Preventive Medicine, Volume 48, Issue 10,2014, Pages 915-916, doi:10.3760/cma.j.issn.0253-9624.2014.10.015
Chinese Journal of Preventive Medicine, Volume 48, Issue 10,2014, Pages 900-903, doi:10.3760/cma.j.issn.0253-9624.2014.10.011