M. E. Barna, I. Uomo, and M. Pastorello, “Oral Agents for Treatment of Patients with Advanced Pancreatic Neuroendocrine Tumors: Could Pharmaeconomic, Cost-Effectiveness Data Play a Significant Role?”, JOP. J Pancreas (Online), vol. 14, no. 1, pp. 102–104, Jan. 2013.