1. Master. Medical Residency Preceptor of Otolaryngology of Hospital São Lucas of PUCRS / Sao Lucas Hospital of PUC/RS - Catholic University, Rio Grande do Sul State, Brazil.
2. Otolaryngologist. Fellowship in Laryngology of Hospital de Clínicas of Porto Alegre/ Clinical Hospital of Porto Alegre, Rio Grande do Sul State, Brazil.
3. Otolaryngologist. Fellowship em Rhinology of Hospital de Clínicas of Porto Alegre/ Clinical Hospital of Porto Alegre, Rio Grande do Sul State, Brazil.
4. Otolaryngologist. Medical Residency Preceptor of Otolaryngology of Hospital São Lucas of PUCRS/ Sao Lucas Hospital of PUC/RS - Catholic University, Rio Grande Do Sul State, Brazil.
5. Otolaryngologist. Professor of Otolaryngology and Ophthalmology Department of UFRGS. Medical Residency Preceptor of Otolaryngology of HCPA- Clinical Hospital of Porto Alegre.
6. Post-Ph.D. Professor of Pediatrics Department of UFRGS - Federal University of Rio Grande do Sul State. Medical Residency Preceptor of Pediatrics of HCPA - Clinical Hospital of Porto Alegre.
7. Master. Medical Residency Preceptor of Otolaryngology of Hospital de Clínicas of Porto Alegre/Clinical Hospital of Porto Alegre, Rio Grande do Sul State, Brazil.