1. Department of Cadiology, Hospital Universitario Central de Asturias, C/Avd de Roma, s/n, 33006 Oviedo, Spain
2. Instituto de Investigación Sanitaria del Principado de Asturias, C/Avd de Roma, s/n, 33006 Oviedo, Spain
3. Department of Cadiology, Hospital de Cabueñes, C/Los Prados, 395, 33394 Gijón, Asturias, Spain
4. Department of Molecular Genetics, Hospital Universitario Central de Asturias, C/Avd. de Roma, s/n, 33006 Oviedo, Spain