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And DBS treatment was approved for use in the U. S. by the FDA without the use of sham surgery as a placebo control in clinical trials. linda www.pdpipeline.org -- "M.Schild" <[log in to unmask]> wrote: > if > the trials for something like DBS, just make that information available to > the patients and physicians considering the treatment with language along > the lines of "40% of PD patients showed improvement with DBS surgery, but > there was no control group for ethical reasons. DBS was ŽinventedŽ in France without the help of sham surgery... Maryse cg JOhn , 78, 18 ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn