1. Department of Otorhinolaryngology, University of Yuzuncu Yil, Van, Turkey
2. Department of Biophysics, University of Yuzuncu Yil, Van, Turkey
3. Department of Urology, University of Yuzuncu Yil, Van, Turkey
4. Department of Physiology, Bezmialem University, İstanbul, Turkey
5. Department of Chemistry, Division of Biochemistry, University of Yuzuncu Yil, Van, Turkey
6. Department of Otorhinolaryngology, Lokman Hekim Hospital, Van, Turkey
7. Department of Anaesthesiology and Reanimation, University of Yuzuncu Yil, Van, Turkey