1. Section of Comparative Pediatrics and Nutrition, Department of Veterinary Clinical and Animal Sciences, University of Copenhagen, Frederiksberg, Denmark
2. Department of Veterinary Disease Biology, University of Copenhagen, Frederiksberg, Denmark
3. Department of Food Science, University of Copenhagen, Frederiksberg, Denmark
4. Division of Infectious Diseases, Department of Medicine, Boston Children’s Hospital and Harvard Medical School, Harvard, MA, USA
5. Department of Pediatrics and Adolescent Medicine, Rigshospitalet, Copenhagen, Denmark