Ferrari, Anezka C. Rubin de Celis, João Glasberg, and Rachel P. Riechelmann. “Carcinoid Syndrome: Update on the Pathophysiology and Treatment”. Clinics 73, no. Suppl. 1 (February 14, 2019): e490s. Accessed March 9, 2025. https://periodicos.usp.br/clinics/article/view/154762.