Affiliation: | 1. Department of Endocrinology, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands;2. Department of Nephrology, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands;3. Department of Surgery, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands;4. Department of Epidemiology and Biostatistics, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands;5. Department of Laboratory Medicine, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands |