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Many synapses in the CNS transmit only a fraction of the action potentials that reach them. Although unreliable, such synapses do not transmit completely randomly, because the probability of transmission depends on the recent history of synaptic activity. We examine how a variety of spike trains, including examples recorded from area V1 of monkeys freely(More)
A 71-year-old ex-smoker, positive for hepatitis C virus (HCV), and with chronic renal insufficiency was being studied by the respiratory department due to a tumor in the left lung. He presented with a progressively growing bleeding, painful lesion that had appeared several months earlier on the pinna. The patient did not recall having suffered any trauma(More)
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