Chinese Journal of Health Management, Volume 9, Issue 6,2015, Pages 431-435, doi:10.3760/cma.j.issn.1674-0815.2015.06.008
Chinese Journal of Health Management, Volume 9, Issue 6,2015, Pages 423-426, doi:10.3760/cma.j.issn.1674-0815.2015.06.006
Chinese Journal of Health Management, Volume 9, Issue 6,2015, Pages 450-455, doi:10.3760/cma.j.issn.1674-0815.2015.06.012