1 From the Departments of Medicine (J.C.F., J.I.W.) and Biochemistry and Biomedical Sciences (J.I.W.) and The Thrombosis and Atherosclerosis Research Institute (J.C.F., J.I.W.), McMaster University, Hamilton, ON, Canada.
2 From the Departments of Medicine (J.C.F., J.I.W.) and Biochemistry and Biomedical Sciences (J.I.W.) and The Thrombosis and Atherosclerosis Research Institute (J.C.F., J.I.W.), McMaster University, Hamilton, ON, Canada. weitzj@taari.ca.