Low Utility of Nuclear Perfusion Exercise Stress Tests for Detecting Graft Vasculopathy in Children after Heart Transplantation. - Burstein, D.S.; Shah, M.; Grasso, J. Del; White, R.; Rossano, J.W.; O'Connor, M.J.; Lin, K.Y.; McBride, M.G.; Paridon, S. (Journal of Heart & Lung Transplantation, 2019)