1.
Boomsma M, van Dop I, Willems M, Al-Toma A. An unusual cause of upper gastrointestinal obstruction in an adult: annnular pancreas. JGLD [Internet]. 2009 Mar. 1 [cited 2026 Aug. 18];18(1):117-24. Available from: https://www.jgld.ro/jgld/index.php/jgld/article/view/2009.1.194