1. Department of Applied Physics, School of Physics University of Santiago de Compostela Santiago Spain
2. Division of Cardiology University Hospital Santiago de Compostela Spain
3. Division of Cardiac Surgery Kingston General Hospital Kingston Canada
4. Department of Pharmacology, Pharmacy, and Pharmaceutical Technology University of Santiago de Compostela Santiago Spain
5. Divison of Cardiac Surgery, Department of Surgery, University Hospital University of Santiago de Compostela Santiago Spain