William B. Smith, MD, FACC, is a Professor of Medicine at the University of Tennessee Medical Center in Knoxville, Tennessee. Dr. Smith is board certified in Nephrology, Internal Medicine, Cardiology and Critical Care. Dr. Smith is the President of New Orleans Center for Clinical Research and Volunteer Group located within the University of Tennessee Medical Center. Dr. Smith has been involved as a Principal Investigator in over 1800 clinical research trials.