[Idiopathic bronchial ulcer or erosion--clinical studies].
D000328:Adult; D000368:Aged; D001982:Bronchial Diseases / Q000175:diagnosis*; D001999:Bronchoscopy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014456:Ulcer / Q000175:diagnosis*