1. Section of Comparative Pediatrics and Nutrition, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
2. Section of Microbiology, Faculty of Science, University of Copenhagen, Copenhagen, Denmark
3. Department of Pediatrics, AMC, University of Amsterdam, Amsterdam, The Netherlands
4. Newcastle Neonatal Service, Royal Victoria Infirmary, Newcastle upon Tyne, United Kingdom
5. Department of Veterinary and Animal Sciences, University of Copenhagen, Copenhagen, Denmark
6. Department of Laboratory of Neural Plasticity, Center for Neuroscience, University of Copenhagen, Copenhagen, Denmark
7. Department of Pediatrics and Adolescent Medicine, Rigshospitalet, Copenhagen, Denmark
8. Institute of Nutritional Science, Justus-Liebig-University Giessen, Giessen, Germany
9. USDA/ARS Children's Nutrition Research Center, Department of Pediatrics, Baylor College of Medicine, Houston, TX