8Armstrong D,Bortz P.An integrative review of pressure relief in surgical patients.AORN J,2001,73 (3):645-674.
9Schoonhoven L,Haalboom JR,Bousema MT,et al.Prospective cohort study of routine use of risk assessment scales for prediction of pressure ulcers.BMJ,2002,325 (7368):797-802.
10Schoonhoven L,Defloor T,Grypdonck MR.Incidence of pressure ulcers due to surgery.J Clin Nurs,2002,11 (4):479 -487.