University of Liverpool, United Kingdom; Aalborg University, Denmark

Professor of Medicine, McMaster University

Professor of Medicine, Harvard Medical School

Department of Cardiology, Democritus University of Thrace, Greece

Harvard Medical School

Professor of Pediatrics, University of Toronto, The Hospital for Sick Children; Senior Scientist

university of toronto

Sinai Center for Thrombosis Research and Drug Development

Stroke Association Professor of Stroke Medicine, University of Nottingham

Professor Emeritus of Medicine, Harvard Medical School