1. Department of Pediatric Endocrinology, Emma Children's Hospital Amsterdam University Medical Center, University of Amsterdam Amsterdam The Netherlands
2. Department of Human Genetics Amsterdam University Medical Center, University of Amsterdam Amsterdam The Netherlands
3. Department of Clinical Epidemiology, Bioinformatics and Biostatistics Amsterdam University Medical Center, University of Amsterdam Amsterdam The Netherlands
4. Department of Pediatrics, Emma Children's Hospital Amsterdam University Medical Center, University of Amsterdam Amsterdam The Netherlands
5. Department of Clinical Genetics University Medical Center Groningen Groningen The Netherlands
6. Department of Clinical Genetics Leiden University Medical Center Leiden The Netherlands
7. Department of Human Genetics Amsterdam University Medical Center, Vrije Universiteit Amsterdam Amsterdam The Netherlands
8. Department of Clinical Genetics Radboud University Medical Center Nijmegen The Netherlands
9. Department of Clinical Genetics Maastricht University Medical Center Maastricht The Netherlands
10. Department of Clinical Genetics Erasmus Medical Center Rotterdam The Netherlands
11. Center of Medical Genetics, Antwerp University Hospital Edegem Belgium
12. Growth Analyser B.V. Rotterdam The Netherlands
13. Department of Rehabilitation Medicine, Emma Children's Hospital, Amsterdam Movement Sciences, Rehabilitation and Development Amsterdam University Medical Center, University of Amsterdam Amsterdam The Netherlands
14. Department of Medical Biochemistry Amsterdam University Medical Center, University of Amsterdam, Amsterdam Cardiovascular Sciences Amsterdam The Netherlands
15. Department of Pediatrics, Willem‐Alexander Children's Hospital Leiden University Medical Center Leiden The Netherlands