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Waking from a coma with the power of sound

Pioneering 'ultrasound pulsation' is tried on a human for the first time with remarkable results. Martin Monti, associate professor at the Department of Neurosurgery, University of California, Los Angeles explains the technique.

(Photo: Coloured composite image of a magnetic resonance imaging (MRI) scan of the brain. Credit: Science Photo Library)

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3 minutes