1. Princess Máxima Center for Pediatric Oncology , 3584 CS Utrecht , The Netherlands
2. Department of Pediatric Endocrinology, Wilhelmina Children’s Hospital , 3584 EA Utrecht , The Netherlands
3. Department of Human Genetics, Radboud University Medical Center , 6525 GA Nijmegen , The Netherlands
4. Department of Medical Genetics, University Medical Center Utrecht , 3508 AB Utrecht , The Netherlands
5. Department of Urology, University Medical Center Utrecht , 3584 CX Utrecht , The Netherlands
6. Department of Pediatric Urology, Wilhelmina Children’s Hospital , 3584 EA Utrecht , The Netherlands
7. Department of Pathology, University Medical Center Utrecht , 3584 CX Utrecht , The Netherlands