External Validation of the Modified Southwestern Aneurysm Severity Index in the Barrow Ruptured Aneurysm Trial Surgical Cohort. - Labib MA; Catapano JS; Inoue M; Kupanoff KM; Singh R; Abramov I; Scherschinski L; Srinivasan VM; Youn TS; Spetzler RF; Lawton MT (Neurosurgery, 2024)