aDivision of Cardiology, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada

bClinical Experimental Cardiology, Department of Cardiology, Azienda Ospedaliero Universitaria di Sassari

cSIRIO MEDICINE Research Network, Sassari, Italy

Correspondence to Paolo Raggi, MD, PhD, Division of Cardiology and Department of Medicine, University of Alberta, Edmonton, Alberta, T6G 2B7, Canada. E-mail: [email protected]