title: Functional outcomes for clinical trials in frail older persons: time to be moving.
mesh_terms: D000203:Activities of Daily Living; D000368:Aged; D002908:Chronic Disease; D006233:Persons with Disabilities / Q000534:rehabilitation; D018450:Disease Progression; D016330:Frail Elderly; D015577:Geriatric Assessment / Q000379:methods; D005853:Geriatrics / Q000379:methods*; D006292:Health Priorities; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D012107:Research Design