1. Department of Cariology, Endodontology and Pedodontology, Academic Centre for Dentistry Amsterdam (ACTA), University of Amsterdam and VU University Amsterdam, Gustav Mahlerlaan 3004, 1081 LA Amsterdam, The Netherlands
2. The Generation R Study Group Erasmus Medical Centre - Sophia Children’s Hospital, Rotterdam, The Netherlands
3. Department of Pediatrics, Erasmus Medical Centre - Sophia Children’s Hospital, Rotterdam, The Netherlands
4. Department of Epidemiology, Erasmus Medical Centre - Sophia Children’s Hospital, Rotterdam, The Netherlands