Transoral incisionless fundoplication with or without hiatal hernia repair for gastroesophageal reflux disease after peroral endoscopic myotomy - John M. DeWitt; Mohammad Al-Haddad; Sarah Stainko; Anthony Perkins; Hala Fatima; DuyKhanh P. Ceppa; Thomas J. Birdas (Endoscopy International Open, 2024)