1 Cardiology Department, Hospital Universitario Central de Asturias, Oviedo, Asturias, Spain; Cardiac Pathology ResearchGroup, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Spain. Electronic address: mmartinf7@gmail.com.
2 Cardiology Department, Hospital Universitario Central de Asturias, Oviedo, Asturias, Spain.
3 Cardiac Pathology ResearchGroup, Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Spain.