Authors: Rodrigo Jover; Michael Bretthauer; Evelien Dekker; Øyvind Holme; Michal F Kaminski; Magnus Løberg; Ann G Zauber; Miguel A Hernán; Iris Lansdorp-Vogelaar; Annike Sunde; Eleanor McFadden; Antoni Castells; Jaroslaw Regula; Enrique Quintero; Maria Pellisé; Carlo Senore; Mette Kalager; Mario Dinis-Ribeiro; Louise Emilsson; David F Ransohoff; Geir Hoff; Hans-Olov Adami Journal: Endoscopy Date: 2016-04-04 Impact factor: 10.093