title: The limits of life.
authors.forename: Zaldy S
authors.initials: ZS
authors.lastname: Tan
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D017147:Defibrillators, Implantable; D005260:Female; D005853:Geriatrics / Q000379:methods; D006801:Humans; D008017:Life Expectancy / Q000639:trends*; D008297:Male; D012307:Risk Factors; D015996:Survival Rate / Q000639:trends; D017180:Tachycardia, Ventricular / Q000401:mortality / Q000628:therapy*; D014481:United States / Q000453:epidemiology