"St. St. Konstantin and Elena"
Medical University - Varna, Department of neurosurgery and ENT diseases,
Bulgarian Society of Obstructive Sleep Apnea and Snoring
Dr. med. dent. Susanne Schwarting, Kiel, Germany Prof. Nuri Ozgirgin MD,
PhD, Turkey Assoc. Prof. Mario Milkov, MD, PhD, Varna Assoc. Prof. Plamen
Nedev , MD, Ph D, Varna Assoc. Prof. Tzvetan Tonchev , MD , Ph. D , Varna