1. Fact sheet. Serious Adverse Events Working Group. Available at: http://www.qualityforum.org. Accessed March 19, 2008.
2. AHRQ’s National Guideline Clearinghouse Guideline Synthesis on Pressure Ulcers. Prevention of pressure ulcers. Available at: http://www.guideline.gov/syntheses/synthesis.aspx?id?25078. Accessed July 23, 2013.
3. Preventing pressure ulcers in hospitals. A toolkit for improving quality of care;Berlowitz,2011
4. Epidemiology, risk and prevention of pressure ulcers in critically ill patients: a literature review;de Laat;J Wound Care,2006
5. Results of the 2008–2009 International Pressure Ulcer Prevalence TM Survey and a 3-year, acute care, unit-specific analysis;VanGilder;Ostomy Wound Manage,2009