Pragmatic interpretation of the study of nontraumatic subarachnoid hemorrhage in the setting of negative cranial computed tomography results: external validation of a clinical and imaging prediction rule.
University of Ottawa, Ottawa Hospital Research Institute, Ottawa, ON, Canada.
Jeffrey J
JJ
Perry
Marco L A
ML
Sivilotti
Ian G
IG
Stiell
D002423:Cause of Death; D005260:Female; D006801:Humans; D008297:Male; D013345:Subarachnoid Hemorrhage / Q000000981:diagnostic imaging* / Q000401:mortality*; D014057:Tomography, X-Ray Computed / Q000379:methods*