Affiliation: | 1. Department of Clinical Social Medicine, Occupational and Environmental Dermatology, Ruprecht‐Karls University, Heidelberg, Germany;2. Department of Medical Biometry and Informatics, Ruprecht‐Karls University, Heidelberg, Germany;3. Department of Nephrology, DKD Helios Klinik, Wiesbaden, Germany;4. Fresenius Medical Care Deutschland GmbH, Bad Homburg, Germany |