[1] Radboud Univ Nijmegen, Med Ctr, NL-6525 ED Nijmegen, Netherlands
[2] Univ Hosp Leuven, Louvain, Belgium
[3] Hop Paul Brousse, AP HP, Ctr Hepato Biliaire, Villejuif, France
[4] Univ Groningen, Univ Med Ctr Groningen, NL-9713 AV Groningen, Netherlands
[5] Univ Copenhagen, Rigshosp, DK-2100 Copenhagen, Denmark
[6] Erasmus MC, Rotterdam, Netherlands