1. Department of Nuclear Cardiology, National Institute of Cardiology Ignacio Chavez, Mexico City, Mexico (S.L.-A., P.M.-D., E.C.G., N.E.-Z.).
2. Department of Magnetic Resonance, San Pablo Clinic, Lima, Peru (M.G.-C.).
3. MD/PhD (Program School of Medicine ) Program, School of Medicine, National Autonomous University of Mexico (E.C.G.).