title: Carcinoid tumour: a report of 4 cases with unusual sites of origin.
mesh_terms: D000328:Adult; D001984:Bronchial Neoplasms; D002276:Carcinoid Tumor; D004379:Duodenal Neoplasms; D004938:Esophageal Neoplasms; D005260:Female; D006801:Humans; D007414:Intestinal Neoplasms; D007583:Jejunum; D008297:Male; D008875:Middle Aged