Dyrla P, Chmielewska M, Mazur M, Witek P. The role of endoscopic ultrasound in diagnosing pancreatic neuroendocrine tumours. OncoReview [Internet]. 2018Feb.16 [cited 2024Nov.23];8(1(29):19-3. Available from: https://journalsmededu.pl/index.php/OncoReview/article/view/417