Population Health Research Institute, McMaster University and Hamilton Health Sciences

University of Glasgow. Australian Catholic University.

Professor of Medcine Harvard Medical School

Professor of Medicine (Cardiology), Medical University of Silesia, Katowice, Poland

Professor of Cardiology, University of Edinburgh

National and Kapodistrian University of Athens and University of Cyprus, School of Medicine

Centrum Medyczne Kształcenia Podyplomowego

Professor of Medicine, Harvard Medical School

Professor of Cardiology, Northwestern University