1. University of Ottawa Heart Institute, Ottawa, Ontario K1Y4W7, Canada.
2. Canadian Molecular Imaging Centre of Excellence, University of Ottawa Heart Institute, Ottawa, Ontario K1Y4W7, Canada.
3. Department of Molecular Medicine and Surgery, Karolinska Institute, Stockholm 171 76, Sweden.
4. Department of Medicine, Karolinska Institute, Stockholm 171 76, Sweden.
5. Department of Biochemistry, Microbiology and Immunology, University of Ottawa, Ottawa, Ontario K1H8L1, Canada.
6. CVPath Institute Inc., Gaithersburg, MD 20878, USA.