Here's some urls to read about parkinsons- http://www.clevelandclinicmeded.com/courses/neuromodulation.htm COURSE FOR NEUROS. NEUROS FROM ALL OVER THE WORLD PRESENTING A 3 DAY COURSE http://www.nejm.org/content/1997/0337/0015/1036.asp NEW ENGLAND JOURNAL OF MEDICINE http://nec.cwru.edu/Faculty.htm FACULTY WHO WORK WITH NEUROS. http://www.parkinson.org/pstudy2.htm http://www.clevelandclinicmeded.com/deepbrain2/montgomery.htm http://www.parkinson.org/pdnews1.htm COMPARES CIRRHOSIS BASAL GANGLIA WITH PD BASAL GANGLIA AND DBS USE http://www.parkinsons-information-exchange-network-online.com/archive/003.html JUST A SHORT PIECE ABOUT YOPD IN PIENO Sherman, Scott http://www.medtronic.com/neuro/tremor/us1.html I am tired now, so search thru google - keywords- sherman and university of arizona http://www.google.com/search?q=scott+SHERMAN,+M.D.+AND+University+of+Arizona&hl=en&lr=&safe=off&start=30&sa=N Sincerely, nancy m.