1 Cardiology Service and Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain; Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain. Electronic address: abayesgenis@gmail.com.
2 Cardiology Service and Heart Failure Unit, Hospital Universitari Germans Trias i Pujol, Badalona, Spain; Department of Medicine, Autonomous University of Barcelona, Barcelona, Spain.
3 Hospital del Mar Medical Research Institute, Barcelona, Spain.