Johanna T W Snijkers

Efficacy and Safety of Peppermint Oil in a Randomized Double-blind Trial of Patients With Irritable Bowel Syndrome.

H. Frijlink, N. D. de Wit, D. Jonkers, 2019, Gastroenterology.

Examining the optimal cutoff values of HADS, PHQ‐9 and GAD‐7 as screening instruments for depression and anxiety in irritable bowel syndrome

A. Masclee, D. Jonkers, C. Leue, 2021, Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society.

The estimation of a preference-based single index for the IBS-QoL by mapping to the EQ-5D-5L in patients with irritable bowel syndrome

B. Essers, L. Brandts, D. Keszthelyi, 2021, Quality of Life Research.

Patient preferences of healthcare delivery in irritable bowel syndrome: a focus group study

M. Boersma, D. Keszthelyi, G. Masclee, 2021, BMC Gastroenterology.

Digital Instruments for Reporting of Gastrointestinal Symptoms in Clinical Trials: Comparison of End-of-Day Diaries Versus the Experience Sampling Method

A. Masclee, L. Vork, Tim Klaassen, 2021, JMIR formative research.