1. Department of Internal Medicine, Neurology, and Dermatology, Clinic for Endocrinology and Nephrology, Section of Nephrology, Leipzig University, Leipzig, Germany
2. Center for Geriatric Medicine at Bezirksklinikum Regensburg, Department of Psychiatry and Psychotherapy, Regensburg University, Regensburg, Germany
3. Department of Head Medicine and Oral Health, Department of Ophthalmology, University Leipzig, Leipzig, Germany
4. Translational & Experimental Medicine, Luxembourg Centre de Systems Biomedicine, Luxembourg
5. Department of Internal Medicine II, Saarland University, Homburg Saar, Germany