title: "Sentinel" or "early warning" bleed.
authors.forename: N H
authors.initials: NH
authors.lastname: Horwitz
mesh_terms: D049673:History, 20th Century; D006801:Humans; D009493:Neurosurgery / Q000266:history; D012606:Scotland; D013345:Subarachnoid Hemorrhage / Q000175:diagnosis / Q000266:history*; D009626:Terminology as Topic