1. Institute of Biomedicine, Department of PhysiologyUniversity of Oulu 90014 Oulu Finland
2. Biocenter of OuluUniversity of Oulu 90014 Oulu Finland
3. Medical Research CenterUniversity of Oulu and Oulu University Hospital 90014 Oulu Finland
4. Cancer and Translational Research Unit, Department of PathologyUniversity of Oulu 90014 Oulu Finland
5. Center for Life Course Health Research, Faculty of MedicineUniversity of Oulu 90014 Oulu Finland
6. Unit of General Practice and Primary CareOulu University Hospital 90220 Oulu Finland
7. Institute of Health SciencesUniversity of Oulu 90014 Oulu Finland
8. Department of Children, Young People and FamiliesNational Institute for Health and Welfare 90101 Oulu Finland
9. Department of Gastroenterology and MetabolismPoznan University of Medical Sciences 61–701 Poznan Poland