[1] Acad Med Ctr, Gastroenterol & Hepatol, Amsterdam, Netherlands
[2] Netherlands Canc Inst, Gastroenterol & Hepatol, Amsterdam, Netherlands
[3] Acad Med Ctr, Clin Epidemiol Biostat & Bioinformat, Amsterdam, Netherlands
[4] Acad Med Ctr, Pathol, Amsterdam, Netherlands
[5] Maastricht Univ, Med Ctr, Gastroenterol & Hepatol, Maastricht, Netherlands
[6] Catharina Hosp, Gastroenterol & Hepatol, Eindhoven, Netherlands
[7] Radboud Univ Nijmegen, Gastroenterol & Hepatol, Med Ctr, Nijmegen, Netherlands
[8] Erasmus Univ, Gastroenterol & Hepatol, Med Ctr, Rotterdam, Netherlands
[9] St Antonius Hosp, Gastroenterol & Hepatol, Nieuwegein, Netherlands
[10] Med Spectrum Twente, Gastroenterol & Hepatol, Enschede, Netherlands
[11] Vrije Univ, Med Ctr, Pathol, Amsterdam, Netherlands