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Vaccaro, Alexander R; Lambrechts, Mark J; Karamian, Brian A; Canseco, Jose A; Oner, Cumhur; Benneker, Lorin M; Bransford, Richard; Kandziora, Frank; Shanmuganathan, Rajasekaran; El-Sharkawi, Mohammad; Kanna, Rishi; Joaquim, Andrei; Schnake, Klaus; Kepler, Christopher K; Schroeder, Gregory D (2022). Global Validation of the AO Spine Upper Cervical Injury Classification. Spine, 47(22), pp. 1541-1548. Lippincott Williams & Wilkins 10.1097/BRS.0000000000004429
