Milione, Massimo, Paola Parente, Federica Grillo, Giuseppe Zamboni, Luca Mastracci, Carlo Capella, Matteo Fassan, and Alessandro Vanoli. 2021. “Neuroendocrine Neoplasms of the Duodenum, Ampullary Region, Jejunum and Ileum: Review”. Pathologica - Journal of the Italian Society of Anatomic Pathology and Diagnostic Cytopathology 113 (1). https://doi.org/10.32074/1591-951X-228.