1. Department of Pediatrics; UZ, Vrije Universiteit Brussel; Brussels Belgium
2. Nutricia Research; Utrecht The Netherlands
3. Kinderartsenpraktijk; Hasselt Belgium
4. Slaney Medical Centre; Enniscorthy Ireland
5. Algemeen Stedelijk Ziekenhuis Aalst; Aalst Belgium
6. Pédiatrie; Hôpital d'Enfants; Dijon France
7. Paediatrics and Child Health; University College Cork; Cork Ireland