1. Internal and Cardiovascular Medicine - Stroke Unit; University of Perugia; Perugia Italy
2. Department of Vascular Medicine; Academic Medical Center; Amsterdam the Netherlands
3. Guy's and St Thomas Hospital's, King's College; London UK
4. Department of Haematology; SA Pathology at Flinders Medical Centre & Flinders University; Adelaide Australia
5. Pfizer Inc.; New York NY USA
6. Pfizer Inc.; Groton CT USA
7. College of Public Health; University of Oklahoma Health Sciences Center; Oklahoma City OK USA
8. McMaster University and Thrombosis and Atherosclerosis Research Institute; Hamilton Ontario Canada