1. Cochrane Haematology, Institute of Public Health; Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
2. Medical Psychology, Neuropsychology and Gender Studies and Center for Neuropsychological Diagnostics and Intervention (CeNDI); Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
3. Cochrane Haematology, Department I of Internal Medicine, Center for Integrated Oncology Aachen Bonn Cologne Duesseldorf; Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
4. Institute of Medical Statistics and Computational Biology; Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
5. Institute of Medical Sociology, Health Services Resarch, and Rehabilitation Science (IMVR); Faculty of Human Sciences and Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
6. Ambulatory Assessment in Psychology, Department of Psychology; Carl von Ossietzky University Oldenburg; Oldenburg Germany
7. Department of Neurology; University Hospital Marburg; Marburg Germany
8. Department of Neurology; Knappschaftskrankenhaus Bottrop GmbH; Bottrop Germany