1. Department of Plastic, Reconstructive and Hand Surgery, VU Medical Centre, Amsterdam, the Netherlands
2. Department of Pathology, VU Medical Centre, Amsterdam, the Netherlands; Institute for Cardiovascular Research of the Vrije Universiteit of Amsterdam (ICaR-VU), VU Medical Centre, Amsterdam, the Netherlands
3. Department of Pediatric Oncology/Hematology, VU Medical Centre, Amsterdam, the Netherlands