Correction: Endoscopic management of gastrointestinal motility disorders – part 1: European Society of Gastrointestinal Endoscopy (ESGE) Guideline. Endoscopy 2020; 52: 498–515 - Weusten, BLAM; Barret, M; Bredenoord, AJ (Erratum in: Endoscopy, 2020)