Institution: | 1. Department of Biology, College of Natural Sciences, Kyungpook National University, Daegu, South Korea;2. Department of Otorhinolaryngology, Kwandong University College of Medicine, Myongji Hospital, Goyang, South Korea;3. Department of Medicine, University of Pennsylvania, Philadelphia, PA, USA;4. Department of Anatomy, Yonsei University College of Medicine, Seoul, South Korea;5. Department of Otorhinolaryngology, Yonsei University College of Medicine, Seoul, South Korea;6. BK21 Project for Medical Science, Yonsei University College of Medicine, Seoul, South Korea |