Affiliation: | 1.Upper Airway Chronic Inflammatory Diseases Laboratory, Korea University College of Medicine, Seongbuk-gu, Seoul 02841, Korea; (J.-H.P.); (J.-M.S.); (H.-W.Y.);2.Medical Device Usability Test Center, Korea University Guro Hospital, Guro-gu, Seoul 08223, Korea;3.Department of Otorhinolaryngology-Head and Neck Surgery, Korea University College of Medicine, Seongbuk-gu, Seoul 02841, Korea |