1. Sorbonne Université, Centre d'Endoscopie Digestive Hôpital Saint‐Antoine, APHP Paris France
2. ETIS UMR 8051 (CY Paris Cergy University, ENSEA, CNRS) Cergy France
3. Department of Computer Science and Biomedical Informatics University of Thessaly Lamia Greece
4. Servicio de Medicina Digestiva Hospital General Universitario de Alicante, Instituto de Investigación Biomédica ISABIAL Alicante Spain
5. Endoscopy Unit The Royal Infirmary of Edinburgh Edinburgh UK