1. Falls in Acute Hospitals: A Systematic Review. The Joanna Briggs Institute, 1998, and Oliver D, Hopper A, Seed P. Do hospital fall prevention programs work? A systematic review;Evans;J Am Geriatr Soc,2000
2. Falls prevention: The efficacy of a bed alarm system in an acute-care setting;Tideiksaar;J Mt Sinai Med,1993
3. A new device to decrease falls;Widder;Geriatr Nurs,1985
4. Prevention of hip fracture in elderly people with use of a hip protector;Kannus;N Engl J Med,2000
5. Fall risk assessment measures;Perell;J Gerontol A: Biol Sci Med Sci,2001