Cochlear implant in a patient with Arnold-Chiari syndrome - Amaral, Maria Stella Arantes do; Fonseca, Daniela Soares; Santos, Antônio Carlos dos; Pauna, Henrique Furlan; Massuda, Eduardo Tanaka; Reis, Ana Cláudia Mirândola Barbosa; Hyppolito, Miguel Angelo (Case Reports in Clinical Medicine, 2018)