From the Centers for Disease Control. Chronic obstructive pulmonary disease mortality--United States, 1986.
D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000208:ethnology / Q000401:mortality*; D008297:Male; D012307:Risk Factors; D012737:Sex Factors; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology / Q000208:ethnology; D014481:United States