title: Increasing acuity of nursing home patients and the prevalence of pressure ulcers: a ten year comparison.
authors: J W
authors: JW
authors: Powell
mesh_terms: D003430:Cross-Sectional Studies; D006801:Humans; D007902:Length of Stay; D009735:Nursing Homes; D003668:Pressure Ulcer / Q000453:epidemiology*; D012720:Severity of Illness Index