1. Department of Internal Medicine, Ankara University Faculty of Medicine, Ankara, Turkey
2. Department of Rheumatology, Ankara Training and Research Hospital, Ankara, Turkey
3. Department of Otolaryngology, Speech Hearing and Balance Disorders Center, Ankara University Faculty of Medicine, Ankara, Turkey
4. Department of Rheumatology, Karadeniz Technical University, Farabi Hospital, Trabzon, Turkey
5. Department of Rheumatology, Ankara University Faculty of Medicine, Ankara, Turkey
6. Department of Otolaryngology, Head and Neck Surgery, Ankara University Faculty of Medicine, Ankara, Turkey
7. Department of Otorhinolaryngology Head and Neck Surgery, Salzburg Paracelsus Medical University, Salzburg, Austria