Noorali, S., & Haghighi, S. (2021). Treatment of ampullary neuroendocrine tumor by Capecitabine (Xeloda®) and Temozolomide (Temodal®) . Gastroenterology and Hepatology from Bed to Bench, 14(1). https://doi.org/10.22037/ghfbb.v14i1.1897