1. Clinical Nutrition Unit, Internal Medicine and Rehabilitation, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
2. Medical Imaging Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
3. Department of Neuroscience and Biomedical Engineering, Aalto University School of Science, Espoo, Finland
4. Section of Pediatric Surgery, Pediatric Liver and Gut Research Group, Children’s Hospital, Pediatric Research Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
5. Gastroenterology, Abdominal Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland