"Dr. Perra – you rock! Thanks for everything. The “stim” has allowed me to become reacquainted with my treadmill and even more importantly, my 9-year old son was amazed at how fast I can run – something I haven’t been able to do for nearly 3 years!"
Twin Cities Spine Center
University of Minnesota
Minneapolis, Minnesota 1980 to 1984
Kalamazoo, Michigan 1984 to 1985
Kalamazoo, Michigan 1985 to 1990
Minneapolis, Minnesota 1990 to 1991