1. Department of Neurology Odense University Hospital Odense Denmark
2. National Center for Register‐Based Research Aarhus University Aarhus Denmark
3. Center for Integrated Register‐based Research CIRRAUAarhus University Aarhus Denmark
4. Department of Neurology Aarhus University Hospital Aarhus Denmark
5. Department of Clinical Research University of Southern Denmark Odense Denmark
6. OPEN Open Patient data Explorative Network Odense University Hospital Odense Denmark