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A configuration of a wearable device of the Aktiia. (1 – pulsatility sensing unit; 2 – motion sensor; 3 – geolocation means; 4 – armband; 5 – wrist’s skin; 6 – ulnar artery; 7 – radius artery; 8 – ulna bone; 9 – radius bone; 10 – capillary bed). Diagram modified from reference (61).
