[1] Hosp Clin Univ Valencia, Digest Dis Dept, Valencia, Spain
[2] Biomed Res Unit, INCLIVA, Valencia, Spain
[3] Univ Montreal, CRCHUM, Hepato Neuro Lab, Montreal, PQ, Canada
[4] UCL, Inst Liver & Digest Hlth, Liver Failure Grp, Royal Free Campus, London, England
[5] European Fdn Study Chron Liver Failure EF Clif, Barcelona, Spain