[1] Univ Hosp Leuven, Dept Abdominal Surg, Louvain, Belgium
[2] VIB, MicroArray Facil, Leuven, Belgium
[3] Univ Hosp Leuven, Dept Expt Hematol, Louvain, Belgium
[4] Univ Hosp Leuven, Dept Pathol, Louvain, Belgium
[5] Univ Hosp Leuven, Dept Hepatol, Louvain, Belgium