Epidemiological profile and clinical characteristics of 491 Brazilian patients with neurofibromatosis type 1 oleh Luiz Guilherme Darrigo Junior, Victor Evangelista de Faria Ferraz, Marina Candido Visontai Cormedi, Luissa Hikari Hayashi Araujo, Mariana Prado Silva Magalhães, Rafaella Curis Carneiro, Luis Henrique Nunes Sales, Mendel Suchmacher, Karin Soares Cunha, Aguinaldo Bonalumi Filho, David Rubem Azulay, Mauro Geller