Cunha-Silva, Marlone, Julia Costa, Guilherme Faria, Juliana Massuda, Maria Cintra, Larissa Costa, Vítor Assad, Elaine Ataíde, Daniel Mazo, and Tiago Sevá-Pereira. “Diarrhea: A Missed D in the 4D Glucagonoma Syndrome”. Autopsy and Case Reports 9, no. 4 (November 28, 2019): e2019129. Accessed April 1, 2020. http://www.revistas.usp.br/autopsy/article/view/164486.