title: On futility.
authors.forename: Samuel
authors.initials: S
authors.lastname: Spencer
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003110:Colonic Neoplasms / Q000473:pathology*; D006801:Humans; D008113:Liver Neoplasms / Q000556:secondary* / Q000628:therapy*; D008297:Male; D018447:Medical Futility