Shahriar, S. ., N. D. Ghosh, S. I. Alam, A. Ahmed, and S. Q. Akther. “Periampullary Adenocarcinoma With Incidental Gastric Carcinoid Tumor: Report of an Extremely Rare Case”. Journal of Shaheed Suhrawardy Medical College, vol. 13, no. 2, Apr. 2023, pp. 183-6, doi:10.3329/jssmc.v13i2.65183.