1. Department of Veterinary and Animal Science, University of Copenhagen, Copenhagen, Denmark
2. Department of Pediatrics, VU University Medical Center, Amsterdam, The Netherlands
3. Ludwig-Maximilians-Universität, Dr. von Hauner Children's Hospital, University of Munich Medical Centre, Munich, Germany
4. Nutricia Research, Utrecht, The Netherlands
5. Department of Pediatrics, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands
6. Children's Nutrition Research Center, Houston, TX