CHINESE JOURNAL OF HEALTH MANAGEMENT, Volume 1, Issue 2,2007, Pages 81-84, doi:10.3760/cma.j.issn.1674-0815.2007.02.106
CHINESE JOURNAL OF HEALTH MANAGEMENT, Volume 1, Issue 2,2007, Pages 90, doi:10.3760/cma.j.issn.1674-0815.2007.02.010
CHINESE JOURNAL OF HEALTH MANAGEMENT, Volume 1, Issue 2,2007, Pages 67-70, doi:10.3760/cma.j.issn.1674-0815.2007.02.102