1. Department of Cardiology and Coronary Unit; University Clinical Hospital of Santiago de Compostela; Santiago de Compostela Spain
2. Department of Cardiology; University Hospital of Virgen de la Arrixaca; Murcia Spain
3. Department of Internal Medicine; University Hospital of Virgen de la Arrixaca; Murcia Spain
4. Health Research Institute; University Clinical Hospital of Santiago de Compostela; Santiago de Compostela Spain