1. Faculty of Dentistry, University of British Columbia, 116/2199 Wesbook Mall, Vancouver, BC, V6T 1Z3, Canada
2. Speech Language Pathologist, Private Practice, 204/2024, Cavalhada Avenue, Porto Alegre 91750-460, Brazil
3. Universitetslektor Övertandläkare Ledamot av Karolinska Institutets, Universitetstandvården, Karolinska Institutet, Alfred Nobels Allé 8, Huddinge 14104, Sweden
4. Faculty of Chemical Engineering, The Centro Universitário Ritter dos Reis – UniRitter – Campus Zona Sul, Rua Orfanotrófio, 555, Alto - Teresópolis, Porto Alegre, RS 90840-440, Brazil