1 Division of Gastroenterology and Hepatology, Maastricht University Medical Center, Maastricht, the Netherlands; GROW, School for Oncology and Reproduction, Maastricht University, Maastricht, the Netherlands.
2 Department of Electrical Engineering, Eindhoven University of Technology, Eindhoven, the Netherlands.
3 GROW, School for Oncology and Reproduction, Maastricht University, Maastricht, the Netherlands; Division of Gastroenterology and Hepatology, Catharina Hospital Eindhoven, Eindhoven, the Netherlands.