Oberstein, Paul E, and Muhammad Wasif Saif. “Novel Agents in the Treatment of Unresectable Neuroendocrine Tumors”. JOP. Journal of the Pancreas 12, no. 4 (July 8, 2011): 358–361. Accessed June 22, 2025. https://serena.atcult.it/index.php/jop/article/view/3081.