1. Berlin Institute of Health at Charité – Universitätsmedizin Berlin Berlin Germany
2. Charité – Universitätsmedizin Berlin Corporate Member of Freie Universität Berlin and Humboldt‐Universität zu Berlin Department of Radiation Oncology Berlin Germany
3. European Radiosurgery Center Munich Munich Germany
4. Department of Stereotaxy and Functional Neurosurgery University Hospital Cologne Cologne Germany
5. Department of Urology Ludwig‐Maximilians‐University Munich Munich Germany