article_metadata: Iosif Beintaris Demetrios Polymeros Silvia Krivan Konstantinos Triantafyllou
article_metadata: Ann Gastroenterol
article_metadata: 2013;26(1):73.
article_metadata: CC BY-NC-SA
article_metadata: https://pubmed.ncbi.nlm.nih.gov/24714290/
article_metadata: Case Reports
article_metadata: PMC3959499
article_metadata: 24714290
article_metadata: Fish-mouth appearance of the ampulla of Vater
article_metadata: 2013