1. From the Hemorrhagic Stroke Research Program, Department of Neurology (G.B., A.D., H.B.B., P.F., A. Vashkevich, A.A., K.S., A. Viswanathan, M.E.G., S.M.G.), Division of Neuroradiology, Department of Radiology (J.M.R.), Department of Emergency Medicine (J.N.G.), and Division of Neurocritical Care and Emergency Neurology (J.R.), Massachusetts General Hospital, Harvard Medical School, Boston, MA; Department of Biostatistics, Harvard School of Public Health, Boston, MA (R.A.B.); and Department of...