1. Department of Neurosurgery Medical Faculty Heinrich‐Heine‐University Düsseldorf Germany
2. Department of Neurosurgery Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
3. Department of Radiology Erasmus MC University Medical Center Rotterdam Rotterdam The Netherlands
4. Department of Clinical Neurosciences Centre Hospitalo‐Universitaire Vaudois and University of Lausanne Lausanne Switzerland