title: Gastric bezoars after gastrectomy.
mesh_terms: D000368:Aged; D001466:Barium Sulfate; D001630:Bezoars / Q000000981:diagnostic imaging / Q000209:etiology*; D005260:Female; D005471:Fluoroscopy; D005502:Food; D005743:Gastrectomy / Q000009:adverse effects*; D006801:Humans; D008875:Middle Aged; D011860:Radiography, Abdominal; D013270:Stomach / Q000000981:diagnostic imaging
chemical_list: D001466:Barium Sulfate