Endoscopy, Table of Contents Endoscopy 2016; 48(10): 875DOI: 10.1055/s-0042-115943 Foreword © Georg Thieme Verlag KG Stuttgart · New York Research questions: What questions need to be answered? What kind of answers does Endoscopy aim to publish? Recommend Article Abstract Buy Article Full Text References References 1 Rees CJ, Ngu WS, Regula J et al. European Society of Gastrointestinal Endoscopy – Establishing the key unanswered research questions within gastrointestinal endoscopy. Endoscopy 2016; 48: 884-891 2 Jover R, Bretthauer M, Dekker E et al. Rationale and design of the European Polyp Surveillance (EPoS) trials. Endoscopy 2016; 48: 571-578 3 Dinis-Ribeiro M, Kuipers EJ. Identification of gastric atrophic changes: from histopathology to endoscopy. Endoscopy 2015; 47: 533-537 4 Rutter MD, Senore C, Bisschops R et al. The European Society ofGastrointestinal Endoscopy Quality Improvement Initiative: developing performancemeasures. Endoscopy 2016; 48: 81-89