Long-Term Failure of Endoscopic Suturing in the Treatment of Gastroesophageal Reflux: A Prospective Follow-Up Study - Abou-Rebyeh, H; Hoepffner, N; Rösch, T; Osmanoglou, E; Haneke, J H; Hintze, R E; Wiedenmann, B; Mönnikes, H (Endoscopy, 2005)