title: Acute retrograde jejunogastric intussusception 20 years after Bilroth II gastrectomy: a case report.
mesh_terms: D005743:Gastrectomy / Q000009:adverse effects*; D006801:Humans; D007443:Intussusception / Q000209:etiology*; D007579:Jejunal Diseases / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D013997:Time Factors