title: Challenges of nursing research with the frail elderly.
authors.affiliation: College of Nursing, University of Arizona, Tucson.
authors.forename: L R
authors.initials: LR
authors.lastname: Phillips
mesh_terms: D000368:Aged; D000375:Aging; D016330:Frail Elderly / Q000523:psychology; D006801:Humans; D008962:Models, Theoretical; D015399:Nursing Research / Q000379:methods; D011594:Psychometrics; D015203:Reproducibility of Results