title: Longest survivor? Taking good care of his diabetes has helped Karl Smith stay in good health for the 81 years he's been on insulin.
authors.forename: Marcia Levine
authors.initials: ML
authors.lastname: Mazur
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003922:Diabetes Mellitus, Type 1 / Q000188:drug therapy* / Q000503:physiopathology; D006304:Health Status; D006801:Humans; D007328:Insulin / Q000627:therapeutic use*; D008297:Male; D017741:Survivors; D014481:United States
chemical_list: D007328:Insulin