Funding for this research was provided by:
Knut och Alice Wallenbergs Stiftelse
Västerbotten Läns Landsting
The research fund for neurological research at the university hospital of northern Sweden
The Swedish Stroke Fund
The Northern Swedish Stroke fund
The Swedish Medical Association
Article History
Received: 17 September 2019
Revised: 22 October 2019
Accepted: 23 October 2019
First Online: 7 November 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the regional ethics board in Umeå, waiving need for informed consent due to the observational design.