Gucer, Hasan, Pelin Bagci, Esra Coskunoglu, and Cetin Karadag. 2011. “Heterotopic Pancreatic Tissue Located in the Gallbladder Wall. A Case Report”. JOP. Journal of the Pancreas 12 (2), 152-54. https://doi.org/10.6092/1590-8577/3344.