1 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA.
2 Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA; Division of Cardiology, University Clinical Center of Serbia, Belgrade, Serbia; Faculty of Pharmacy, University of Belgrade, Belgrade, Serbia.
3 Department of Cardiovascular Diseases, John Ochsner Heart and Vascular Institute, Ochsner Clinical School and University of Queensland School of Medicine, New Orleans, Louisiana, USA. Electronic address: clavie@ochsner.org.