1. American Association of Colleges of Nursing: http://www.aacn.nche.edu/cnl/CNLFactSheet.pdf [accessed 4/23/12]; 2005.
2. Cost of pressure ulcers in the UK;Bennett;Age Aging,2004
3. The role of interventional patient hygiene in improving clinical and economic outcomes;Carr;Adv Skin Wound Care,2009
4. Catheter associated urinary tract infections: http://www.cdc.gov/HAI/ca_uti/uti.html [accessed 5/2/12].
5. European Pressure Ulcer Advisory Panel (EPUAP) report: http://www.epuap.org/archived_reviews/EPUAP_Rev7.2.pdf.