Zsa Zsa Weerts

© Zsa Zsa Weerts, Maastricht 2021 All rights reserved. No parts of this thesis may be reproduced or transmitted in any form or by any means, without prior permission in writing by the author, or when appropriate, by the publishers of the included individual publications. ISBN: 978-94-6423-421-3 Cover design: Advacom, Geleen Lay-out: Tiny Wouters Printed by: Ridderprint, www.ridderprint.nl The research described in this thesis was performed within the framework of NUTRIM School of Nutrition and Translational Research in Metabolism, Maastricht University. The research was partially funded by ZonMw (Den Haag, Nederland) and Will Pharma (Wavre, Belgium). The printing of this thesis was financially supported by Maastricht University, and the Nederlandse Vereniging voor Gastroenterologie and is gratefully acknowledged.