title: Incidence of spontaneous pneumothorax in apparently healthy aircrew.
mesh_terms: D000328:Adult; D000337:Aerospace Medicine; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000150:complications; D008297:Male; D008889:Military Personnel; D011030:Pneumothorax / Q000453:epidemiology* / Q000209:etiology