1. Section for Comparative Pediatrics and Nutrition, Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
2. Section of Food Microbiology and Fermentation, Department of Food Science, Faculty of Science, Copenhagen University, Copenhagen, Denmark
3. Section for Veterinary Clinical Microbiology, Department of Veterinary and Animal Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.