Authors: Jasper L A Vleugels; Matt D Rutter; Krish Ragunath; Colin J Rees; Cyriel Y Ponsioen; Conor Lahiff; Shara N Ket; Linda K Wanders; Sunil Samuel; Faheem Butt; Teaco Kuiper; Simon P L Travis; Geert D'Haens; Lai M Wang; Susanne van Eeden; James E East; Evelien Dekker Journal: Lancet Gastroenterol Hepatol Date: 2018-03-20