Detection of respiratory impairment in pilots.
D000328:Adult; D000337:Aerospace Medicine; D000367:Age Factors; D001249:Asthma / Q000150:complications; D001991:Bronchitis / Q000150:complications; D002908:Chronic Disease; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis / Q000473:pathology / Q000628:therapy; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000150:complications; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency / Q000175:diagnosis*; D012907:Smoking / Q000150:complications; D013147:Spirometry; D014481:United States; D014797:Vital Capacity