Tas, A., Köklü, S., Kocak, E., Akbal, E., & Ergul, B. (2012). An Unusual Cause of Acute Pancreatitis: Annular Pancreas and Papillary Opening of the Cystic Duct. The Korean Society of Gastroenterology; the Korean Society of Gastrointestinal Endoscopy; the Korean Association for the Study of the Liver; the Korean Society of Neurogastroenterology and Motility; Korean Association for the Study of Intestinal Diseases; Korean College of Helicobacter and Upper Gastrointestinal Research; Korean Pancreatobiliary Association; Korean Society of Gastrointestinal Cancer.

Tas, Adnan, Seyfettin Köklü, Erdem Kocak, Erdem Akbal, und Bilal Ergul. An Unusual Cause of Acute Pancreatitis: Annular Pancreas and Papillary Opening of the Cystic Duct. The Korean Society of Gastroenterology; the Korean Society of Gastrointestinal Endoscopy; the Korean Association for the Study of the Liver; the Korean Society of Neurogastroenterology and Motility; Korean Association for the Study of Intestinal Diseases; Korean College of Helicobacter and Upper Gastrointestinal Research; Korean Pancreatobiliary Association; Korean Society of Gastrointestinal Cancer, 2012.

Tas, Adnan, et al. An Unusual Cause of Acute Pancreatitis: Annular Pancreas and Papillary Opening of the Cystic Duct. The Korean Society of Gastroenterology; the Korean Society of Gastrointestinal Endoscopy; the Korean Association for the Study of the Liver; the Korean Society of Neurogastroenterology and Motility; Korean Association for the Study of Intestinal Diseases; Korean College of Helicobacter and Upper Gastrointestinal Research; Korean Pancreatobiliary Association; Korean Society of Gastrointestinal Cancer, 2012.