1. Department of Endocrinology and Metabolism, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
2. Department of Radiology, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
3. Department of Clinical Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
4. Department of Clinical Chemistry, Laboratory of Endocrinology, Academic Medical Center; University of Amsterdam; Amsterdam the Netherlands
5. VU University Medical Center, Department of Clinical Chemistry; Endocrine Laboratory; Amsterdam the Netherlands