1. Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands
2. Department of Pathology, University Medical Center Utrecht, The Netherlands
3. Department of Clinical Genetics, Leiden University Medical Center, Leiden, The Netherlands
4. Sheffield Molecular Genetics Service, Sheffield Children's Hospital NHS Foundation Trust, United Kingdom
5. Department of Pediatric Radiology, Academic Medical Center, Amsterdam, The Netherlands
6. Department of Pediatrics, Academic Medical Center, Amsterdam, The Netherlands
7. Centre for Connective Tissue Research, Department of Clinical Genetics, VU University Medical Center, Amsterdam, The Netherlands