603 billion cigarettes.
D003327:Coronary Disease / Q000453:epidemiology; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology; D008297:Male; D012140:Respiratory Tract Diseases / Q000453:epidemiology; D012907:Smoking / Q000150:complications* / Q000453:epidemiology; D014481:United States