Simon Wigglesworth, deputy chief executive of Epilepsy Action, said more research was needed, particularly given the "small sample size and the inconsistencies in the data collected".

BBC: Brain implant 'predicts' epilepsy seizures

The London-based Science Media Centre, which assists reporters when major science news breaks, posted an entire page of criticisms, most notably its poor design, the use of tumor prone rodents, the small sample size and the selective presentation of data.

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