title: Fiberoptic bronchoscopy for investigating adenocarcinoma of unknown primary site.
authors.forename: S J
authors.initials: SJ
authors.lastname: Jubelirer
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis*; D000368:Aged; D000369:Aged, 80 and over; D001999:Bronchoscopy; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009382:Neoplasms, Unknown Primary / Q000175:diagnosis*; D012189:Retrospective Studies