1. Department of Radiology; Medical Physics, University Medical Center Freiburg; Freiburg Germany
2. Freiburg Institute for Advanced Studies (FRIAS), University of Freiburg; Freiburg Germany
3. Department of Rehabilitative and Preventive Sports Medicine; University Medical Center Freiburg; Freiburg Germany
4. Department of Endocrinology and Diabetology; University Medical Center Freiburg; Freiburg Germany