title: The study of the oldest-old: some promises and puzzles.
authors.affiliation: University of California, San Francisco.
authors.forename: L I
authors.initials: LI
authors.lastname: Pearlin
mesh_terms: D000203:Activities of Daily Living; D000223:Adaptation, Psychological; D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D015577:Geriatric Assessment; D006801:Humans; D008297:Male; D011158:Population Growth; D011788:Quality of Life; D012944:Social Support; D012959:Socioeconomic Factors