Here's a transcript of "THE NEXT LIST Detecting Parkinson's Disease by Voice Aired December 2, 2012 - 14:00 ET " on CNN.
http://transcripts.cnn.com/TRANSCRIP.../02/nl.01.html
The most interesting bit is:
"LITTLE: This sort of high-frequency data about how people's symptoms change over time has not readily been available for this. This is a new frontier in exploring how individuals respond to treatment to different drugs. And the value of this, this has enormous value in clinical practice"
His approach offers so much more than just diagnosis.
John