Results of the Stent-Protected Angioplasty versus Carotid Endarterectomy (SPACE) study to treat symptomatic stenoses at 2 years: a multinational, prospective, randomised trialHans‐Henning Eckstein, Olav Jansen, Jens‐Rainer Allenberg et al.|The Lancet Neurology|2008Cited by 828