1 Department of cardiology, Institute CARDIOMET, University Hospital of Toulouse, Toulouse, France; Department of cardiology, Intercommunal Hospital Centre Castres-Mazamet, Castres, France; Faculty of medicine, Holy Spirit University of Kaslik, Jounieh, Lebanon. Electronic address: dr.anthonymatta@hotmail.com.
2 Department of cardiology, Institute CARDIOMET, University Hospital of Toulouse, Toulouse, France.