1. Department of Medicine, Endocrinology; Erasmus Medical Center, GD Rotterdam, The Netherlands
2. Department of Paediatric Oncology/Haematology, Erasmus MC – Sophia Children’s Hospital, CN Rotterdam, The Netherlands
3. Princess Máxima Center for Paediatric Oncology, CS Utrecht, The Netherlands
4. Department of Medicine, Endocrinology; Sahlgrenska University Hospital, Gothenburg, Sweden
5. Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden