Molecular basis of familial adenomatous polyposis in the southeast of Brazil: identification of six novel mutations - Araujo, Luiza Ferreira de; Molfetta, Greice Andreotti de; Vincenzi, Otávio Costa; Huber, Jair; Teixeira, Lorena Alves; Ferraz, Victor Evangelista de Faria; Silva Junior, Wilson Araújo da (The International Journal of Biological Markers, 2019)