title: Self-concepts of exercise in frail older adults with heart failure: a literature review.
authors.forename: Boqin
authors.initials: B
authors.lastname: Xie
authors.forename: Cynthia
authors.initials: C
authors.lastname: Arslanian-Engoren
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D015444:Exercise / Q000523:psychology*; D016330:Frail Elderly / Q000523:psychology*; D006333:Heart Failure / Q000523:psychology* / Q000628:therapy; D006801:Humans; D012649:Self Concept