Pernet, Charlotte, Nicolas Kluger, Aurélie Du-Thanh, Françoise Guillon, Olivier Dereure, Didier Bessis, and Bernard Guillot. 2010. “Somatostatin-Producing Endocrine Tumour of the Duodenum Associated With Type 1 Neurofibromatosis”. Acta Dermato-Venereologica 90 (3):320-21. https://doi.org/10.2340/00015555-0844.