1. From the Institute for Liver and Digestive Health (L.C., N.B.S., A.O.), the Comprehensive Clinical Trials Unit (N.F.), and the Division of Medicine, University College London (D.W.G.), Barts and the London School of Medicine and Dentistry, Queen Mary University of London (Y.K.), London, the Glasgow Royal Infirmary and the University of Glagow, Glasgow (E.F.), the National Institute for Health Research Nottingham Biomedical Research Centre at Nottingham University Hospitals NHS Trust and the University of...