1. Cruzeiro do Sul University, São Paulo, Brazil
2. Department of Neurology, Clinical Hospital HCFMUSP, Medical School, University of São Paulo, São Paulo, Brazil
3. Department of Otolaryngology, Clinical Hospital HCFMUSP, Medical School, University of São Paulo, São Paulo, Brazil
4. Department of Public and Child Dental Health, Dublin Dental University Hospital, Trinity College, Dublin, Ireland