1. Agostini J, Baker D, Bogardus S.2001. Prevention of falls in hospitalized and institutionalized older people. In: Shojania K, Duncan B, McDonald K, et al (eds). Making health care safer: a critical analysis of patient safety practices. San Francisco: University of California at San Francisco (UCSF) - Stanford University Evidence-based Practice Center.
2. The 1999 National Pressure Ulcer Prevalence Survey: A Benchmarking Approach
3. Anderson V.2004. Fear of falling senior citizens face serious injury, death from losing balance [online]. Accessed April 10, 2004. The Atlanta Journal and Constitution, E1. URL: http://www.proquest.com/.
4. The Economic Cost of Hip Fractures in Community-Dwelling Older Adults: A Prospective Study