1^st Department of Surgery National and Kapodistrian University of Athens Laikon Hospital Athens 11527 Greece;
4^th Department of Surgery National and Kapodistrian University of Athens Attikon University Hospital Chaidari Athens 11527 Greece;
Department of Surgery Division of Surgical Oncology The Ohio State University Wexner Medical Center and James Cancer Hospital and Solove Research Institute Columbus OH 45830 United States;
Department of Surgery School of Medicine European University Cyprus Nicosia 2404 Cyprus;
Department of Visceral Transplant Thoracic and Vascular Surgery University Hospital Leipzig Leipzig 04103 Germany;
Department of Surgery Duke University Medical Center Duke University Durham NC 27705 United States;
LINX^®reflux management system; Magnetic sphincter augmentation; Gastroesophageal reflux disease; Gastroesophageal reflux disease-health-related quality of life;