[1] Radboud Univ Nijmegen Med Ctr, Dept Internal Med, Nijmegen, Netherlands
[2] Univ Colorado Denver, Dept Med, Aurora, CO USA
[3] Med Univ Innsbruck, Christian Doppler Res Lab Gut Inflammat, A-6020 Innsbruck, Austria
[4] Univ Munich, Childrens Hosp, D-80539 Munich, Germany
[5] Wageningen Univ, Dept Human Nutr, NL-6700 AP Wageningen, Netherlands