1. Local pressures with ten types of patient-support system;Redfern;Lancet,1973
2. Continuous interface pressure measurement using an electropneumatic sensor: The SCP monitor;Clark;Care Sci Pract,1987
3. Pressure relief characteristics of various support surfaces used in prevention and treatment of pressure ulcers;Maklebust;J Enterostomal Ther,1986
4. Assessment of the Pegasus Airwave mattress system in a continuing care ward;Gonsalkorale;Care Sci Pract,1988