RT Journal Article SR Electronic T1 Changing the Rules of the Game: The Problem of Surrogate Angiographic Outcomes in the Evaluation of Aneurysm Treatments JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A6825 A1 Darsaut, T.E. A1 Chapot, R. A1 Raymond, J. YR 2020 UL http://www.ajnr.org/content/early/2020/10/08/ajnr.A6825.abstract AB