1 Division of Gastroenterology-Hepatology, Department of Internal Medicine, NUTRIM, Maastricht University Medical Center (MUMC+), Maastricht, The Netherlands. bouke.salden@maastrichtuniversity.nl.
2 Department of Immunohematology and Blood Transfusion, Leiden University Medical Centre (LUMC), Leiden, The Netherlands.
3 Division of Gastroenterology-Hepatology, Department of Internal Medicine, NUTRIM, Maastricht University Medical Center (MUMC+), Maastricht, The Netherlands.
4 DSM Biotechnology Centre, Delft, The Netherlands.
5 Department of Pharmacology and Toxicology, CARIM, Maastricht University, Maastricht, The Netherlands.
6 Department of Methodology and Statistics, CAPHRI, Maastricht University Medical Center (MUMC+), Maastricht, The Netherlands.