Nasierowska-Guttmejer , Anna. “Changes in the Pathomorphological Diagnosis of Gastrointestinal Neuroendocrine Neoplasms in 2017”. OncoReview 7, no. 3(27) (August 31, 2017): 109-115. Accessed April 28, 2025. https://journalsmededu.pl/index.php/OncoReview/article/view/462.