1. Paraguay 2035 Cuerpo 3°; Fundación Cidea; Buenos Aires; Argentina
2. Department of Paediatrics; National University Hospital; Singapore
3. Immunology & Allergy; University of Western Sydney; New South Wales; Australia
4. Allergy Diagnostic and Clinical Research Unit; University of Cape Town Lung Institute; Cape Town; South Africa
5. Department of Otorhinolaryngology; Medical Faculty; Osmangazi University; Eskisehir; Turkey
6. Clinic of Ear, Nose and Throat Diseases; First State Medical University; Moscow; Russia
7. Ambulatório de Otorrino; Complexo Hospitalar Santa Casa de Porto Alegre; Porto Alegre; Brazil
8. Medical Affairs; GlaxoSmithKline; Brentford; London; UK