title: [Decubitus ulcer prevalence--a study of 11 health facilities: warning numbers].
mesh_terms: D000368:Aged; D003430:Cross-Sectional Studies; D005260:Female; D005858:Germany; D006769:Hospitals, General / Q000706:statistics & numerical data; D006801:Humans; D008297:Male; D008875:Middle Aged; D009736:Nursing Process / Q000592:standards; D010865:Pilot Projects; D003668:Pressure Ulcer / Q000453:epidemiology / Q000451:nursing*; D018570:Risk Assessment; D012307:Risk Factors