From the Centers for Disease Control. State-specific smoking-attributable chronic obstructive pulmonary disease mortality--United States, 1986.
D000328:Adult; D000367:Age Factors; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000401:mortality*; D012907:Smoking / Q000009:adverse effects* / Q000453:epidemiology; D013997:Time Factors; D014481:United States