Further information on stroke can be found on the following websites:

European Stroke Organisation:

http://www.eso-stroke.org/eso-stroke/stroke-information/faq.html

Stroke Association:

https://www.stroke.org.uk/what-stroke

Stroke Alliance of Europe:

http://www.safestroke.eu/about-stroke

Wikipedia:

https://en.wikipedia.org/wiki/Stroke