January 2017:
The Observer: “In
search of the stroke
detector”
 

Up to 50% of stroke diagnoses are inaccurate. What if a small biosensor could do the job precisely? Robert McCrum, who survived a ‘brain attack’ 22 years ago, traces one team’s long journey to a breakthrough
https://www.theguardian.com/science/2017/jan/22/stroke-detector-biosensor-diagnosis-nicholas-dale–breakthrough?CMP=Share_iOSApp_Other