National chronic respiratory disease mortality study. II. Mortality associated with persistent cough and phlegm in the United States, 1963.
D000328:Adult; D000368:Aged; D002908:Chronic Disease; D003371:Cough; D003644:Death Certificates; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009093:Mucus; D012140:Respiratory Tract Diseases / Q000453:epidemiology / Q000401:mortality*; D012189:Retrospective Studies; D012737:Sex Factors; D014481:United States