What is the difference between the ampulla of Vater and the sphincter of Oddi? It's very confusing and they seem to occupy the same anatomical space. - Quora
Figure, Sphincter of Oddi Dysfunction, gallbladder,...] - StatPearls - NCBI Bookshelf
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JCM | Free Full-Text | Causes of Exocrine Pancreatic Insufficiency Other Than Chronic Pancreatitis