Cigarette smoking, disability days and respiratory conditions.
D000041:Absenteeism; D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000368:Aged; D001249:Asthma / Q000453:epidemiology; D001991:Bronchitis / Q000453:epidemiology; D002908:Chronic Disease; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D009787:Occupational Medicine; D009790:Occupations; D011656:Pulmonary Emphysema / Q000453:epidemiology; D012140:Respiratory Tract Diseases / Q000453:epidemiology*; D006255:Rhinitis, Allergic, Seasonal / Q000453:epidemiology; D012737:Sex Factors; D012852:Sinusitis / Q000453:epidemiology; D012907:Smoking / Q000453:epidemiology*; D014481:United States