1. Guideline Committee of Korean Anti-Reflux Surgery (KARS) Study Group.
2. Division of Gastrointestinal Surgery, Department of Surgery, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
3. Division of Health Technology Assessment Research, National Evidence-based Healthcare Collaborating Agency, Seoul, Korea.
4. Department of Surgery, Ajou University School of Medicine, Suwon, Korea.
5. Department of Surgery, Hanyang University Guri Hospital, Hanyang University School of Medicine, Seoul, Korea.
6. Department of Surgery, Seoul National University Boramae Hospital, Seoul, Korea.