van Erp, Liselot, Pepijn Thomas, Marcel Groenen, Sjaak Bloem, Maurice Russel, Tessa Römkens, and Peter Wahab. “External Validity and Consistency over Time of Patient Segmentation Based on Disease Acceptance and Perceived Control in Inflammatory Bowel Disease”. Journal of Gastrointestinal and Liver Diseases 32, no. 3 (September 28, 2023): 306-314. Accessed June 15, 2024.