1. Duke University Health System; Duke University School of Nursing; DUMC PO Box 3943 Durham NC 27710 USA
2. Sahlgrenska Academy at University of Gothenburg; Institute of Health and Care Sciences; Gothenburg Sweden
3. Duke University Health System; Durham NC USA
4. Karolinska Hospital; Stockholm Sweden
5. AstraZeneca R&D; Molndal Sweden
6. AstraZeneca; Wilmington DE USA
7. University of Glasgow; Glasgow UK
8. Hamilton Health Sciences and University; Hamilton ON Canada
9. Harvard Medical School; Brigham and Women's Hospital; Boston MA USA
10. Department of Emergency and Cardiovascular Medicine; Sahlgrenska University Hospital/Ostra, Goteborg/Sahlgrenska Academy at University of Gothenburg; Gothenburg Sweden