title: Thrombolysis in stroke beyond three hours: Targeting patients with diffusion and perfusion MRI.
authors.forename: Steven
authors.initials: S
authors.lastname: Warach
mesh_terms: D006801:Humans; D008279:Magnetic Resonance Imaging / Q000379:methods*; D020521:Stroke / Q000175:diagnosis* / Q000188:drug therapy*; D015912:Thrombolytic Therapy; D013997:Time Factors