1. Flemish Scientific Society for Youth Health Care Leuven Belgium
2. Department of Public Health and Primary Care, Academic Centre for Nursing and Midwifery, University of Leuven KU Leuven Leuven Belgium
3. Preventive Child Health Care Municipal Health Service Zeeland Goes The Netherlands
4. Dutch Knowledge Centre for Youth Health NCJ Utrecht The Netherlands
5. Department of Public Health and Primary Care, Environment and Health, Youth Health Care, University of Leuven KU Leuven Leuven Belgium
6. Department of Health Sciences, Environment and Health, Youth Health Care, University Medical Centre Groningen University of Groningen Groningen The Netherlands