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The, SPACE; Collaborative, Group (2006). 30 day results from the SPACE trial of stent-protected angioplasty versus carotid endarterectomy in symptomatic patients: a randomised non-inferiority trial. Lancet, 368(9543), pp. 1239-1247. London: Elsevier 10.1016/S0140-6736(06)69122-8
