From the Centers for Disease Control and Prevention. Medical-care expenditures attributable to cigarette smoking--United States, 1993.
D000328:Adult; D000368:Aged; D017048:Health Care Costs / Q000706:statistics & numerical data; D006801:Humans; D008875:Middle Aged; D009017:Morbidity; D012907:Smoking / Q000191:economics* / Q000453:epidemiology; D014481:United States