Editor-in-Chief

• Jae Keun Oh
• Sungkyunkwan University, Korea

Editorial Office

• The Korean Society for the Advancement Spine Surgery
• 50-1, Yonsei-ro, Seodaemun-gu, Seoul 03722, Korea
• Tel: +82-2-2228-0582  Fax: +82-2-393-9979
• E-mail: kosasskorea@gmail.com
• Website: https://kosass.or.kr