1 Digestive Disease Center, Bispebjerg University Hospital, Copenhagen and Research Centre for Prevention and Health, Capital Region of Denmark, Glostrup, Denmark.
2 Digestive Disease Center, Bispebjerg University Hospital and Institute for Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
3 Research Centre for Prevention and Health, Capital Region of Denmark, Glostrup and Department of Public Health, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen and The Faculty of Medicine, Aalborg University, Aalborg, Denmark.