1. Vertigo and Ear Clinic Jaipur India
2. NeuroEquilibrium Diagnostics Jaipur India
3. Department of Ear Nose Throat Maastricht University Maastricht Netherlands
4. Faculty of Physics Tomsk State National Research University Tomsk Russia
5. Department of Ear Nose Throat Aalborg University Aalborg Denmark
6. Department of Otorhinolaryngology and Instituto de Cerebro Pontifical Catholic University of Rio Grande do Sul Porto Alegre Brazil
7. Department of Neurology and German Center for Vertigo and Balance Disorders Hospital of Ludwig Maximilian University of Munich Munich Germany