Doctors do not know exactly how the brain stimulation works to help patients with Parkinson's.

VOA: special.2009.02.03

Neuropsychologists love when motorcyclists drive without helmets because through their horrible accidents we gain great insights into how the brain works.

他们喜欢不带安全帽就能开摩托车的时代,因为通过他们严重的交通事故,我们能够了解大脑是如何进行活动的

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