[1] UCL, Inst Liver & Digest Hlth, London, England
[2] Royal Free London NHS Fdn Trust, Hepatol & Liver Transplantat, London, England
[3] UCL, Primary Care & Populat Hlth, London, England
[4] Whittington Hosp, Dept Hepatol, London, England
[5] Islington Clin Commissioning Grp, Primary Care, London, England
[6] Univ Southampton, Publ Hlth Sci & Med Stat, Southampton, Hants, England