9[1]Maklebust J.Interrupting the pressure ulcer cycle[J].Nurs Clin North Am,1999,34(4):861~871.
10[2]Perneger T V,Heliot C,Rae A C,et al.Hospital-acqu ired pressure ulcers:ri sk factors and use of preventive devices[J].Arch Intern Med,1998,158(17):1940 ~1945.
4WOUND OSTOMY AND CONTINENCE NURSES SOCIETY. Prevalence and incidea toolkit for clinicians monitoring prevalence and incidence of preulcers [ J ]. Professional Practice Manual, 2004, 7:212-213.