BALKAN MEDICAL JOURNAL, vol.37, no.5, pp.281-286, 2020 (SCI-Expanded)
Background: Gastroenteropancreatic neuroendocrine tumors, a heterogeneous group of neoplasms, originates from the neuroendocrine system of the gastrointestinal tract and pancreas. There are limited number of studies investigating neuroendocrine tumors in Turkey.