Underlying IPEX syndrome in a patient with idiopathic juvenile arthritis and vitiligo oleh Leonardo Oliveira Mendonça, Adriana Pitchon dos Reis Chuster, Mayra Barros Dorna, Samar Freschi Barros, Janaina Baptista Alves, Victor Lucas Gonçalves, Ariana Campos Yang, Jorge Kalil, Myrthes Anna Maragna Toledo-Barros, Cristina Maria Kokron