Heffez, D S Arteriovenous malformations and magnetic resonance imaging. [electronic resource] - Journal of neurosurgery Oct 1997 - 648; author reply 648-9 p. digital Publication Type: Comment; Letter ISSN: 0022-3085 Subjects--Topical Terms: AdultAngiography, Digital SubtractionCerebral AngiographyCerebral Hemorrhage--etiologyFollow-Up StudiesHumansIntracranial Arteriovenous Malformations--diagnosisMagnetic Resonance ImagingRadiosurgeryRegional Blood Flow