1 Cardiology Department, University Clinical Hospital of Santiago de Compostela, CIBER-CV, Santiago de Compostela, Spain; Institute of Health Research of Santiago (IDIS), Santiago de Compostela, Spain; CLINURSID Research Group, Universidade de Santiago de Compostela, Santiago de Compostela, Spain. Electronic address: violeta.gonzalez.salvado@sergas.es.
2 Cardiology Department, University Clinical Hospital of Santiago de Compostela, CIBER-CV, Santiago de Compostela, Spain; Institute of Health Research of Santiago (IDIS), Santiago de Compostela, Spain.