TY - STAND AU - D. Margolis AU - W. Bilker AU - J. Knauss AU - M. Baumgarten AU - B. Strom BT - Ann Epidemiol M1 - 5 PY - 2002 SP - 321 EP - 5 T2 - Ann Epidemiol TI - The incidence and prevalence of pressure ulcers among elderly patients in general medical practice VL - 12 SN - 1047-2797 (Print) 1047-2797 ER -