1. From National Stroke Research Institute (D.A.C., D.C.P., K.J.O., G.A.D), Heidelberg Heights, Victoria, Australia; Victorian Institute of Forensic Medicine (J.I.), Southbank, Victoria, Australia; Department of Epidemiology and Preventative Medicine (J.M.), Monash University; Level 4 Department of Neurology (S.M.D.), Royal Melbourne Hospital, Parkville, Victoria, Australia; and Department of Medicine (S.M.D., G.A.D.), The University of Melbourne, Australia.