1. National Center for Health Statistics. Characteristics of elderly nursing home current residents and discharges: data from the 1997 national nursing home survey. Available at: http://www.cdc.gov/nchs/data/ad/ad312.pdf. Accessed September 12, 2007.
2. Alzheimer's disease and other dementias;Petit,2004
3. Systemic 24-hour behavior observations of sleep and wakefulness in a skilled-care nursing facility;Bliwise;Psychol Aging,1990
4. Twenty-four hour sleep-wake patterns in a nursing home population;Jacobs;Psychol Aging,1989
5. Impaired sleep increases the risk of falls in older women: a prospective actigraphy study;Stone;Sleep,2004