Systems of care for frail older persons. InterRAI Author:Publication type: Journal ArticleYear: 1999InterRAI Authors: Steel, K.Jonsson, P. V.DuPasquier, J. N.Gilgen, R.Hirdes, J.Schroll, M.Ljunggren, G.Carpenter, I.Bjørnson, J.Journal/Series title: Trans Am Clin Climatol AssocVolume number: 110Pages: 30-5; discussion 35-7Keywords: AgedDelivery of Health Care*Frail Elderly*Health Services for the AgedHomes for the AgedHumanNeeds AssessmentNursing HomesOutcome Assessment (Health Care)Support, Non-U.S. Gov't