<http://schema.org/description>
"The cortical mechanisms governing speech are not well understood because it is extremely challenging to measure the activity of the brain in action, that is, during speech production. Researchers in Japan have found modulation of mu-rhythms in the cortex related to speech production."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2012-12-mu-rhythm-brain-neural-mechanism-speech.html>