The First Head and Neck Surgical Technique Workshop  - Date : 2011-09-17  - Place : 2nd Lecture Room & Dissection Room, 5th floor, Korea University Colleg  - Organized by : Department of Otorhinolaryngology-Head and Neck Surgery, Korea University College of Medicine, Seou The 17th Combined Congress of Otorhinolaryngology- Head and Neck Surgery  - Date : 2011-10-20 ~ 2011-10-21  - Place : Kangwonland convention Hotel(High1/Jeongsun)  - Organized by : The Korean society of Otorhinolaryngology-Head and Neck Surgery