1 Department of Cardiology, Hospital General Universitario Alicante, Spain; Department of Cardiology, Clínica Vistahermosa Alicante, Spain. Electronic address: pineda_jav@gva.es.
2 Department of Cardiology, Hospital Universitario Virgen de la Arrixaca Murcia, Spain.
3 Department of Cardiology, Hospital Universitario de San Juan, Alicante, Spain.
4 Department of Cardiology, Clínica Vistahermosa Alicante, Spain.
5 Department of Cardiology, Hospital General Universitario Alicante, Spain.