An extraordinary rare anastomotic band causing food bolus obstruction following uneventful minimally invasive esophagectomy: endoscopic treatment. - Baili, Efstratia; Davakis, Spyridon; Syllaios, Athanasios; Boura, Maria; Meropouli, Antonia; Charalabopoulos, Alexandros (Journal of Surgical Case Reports, 2021)