8Beccia M, Cesehin V, Bozzao A, et al. Headache and visual symp- toms in two patients with MRI alterations in posterior cerebral ar- tery territory. Clin Ter, 2009,160 ( 2 ) : 125-127.
9Zhang J, Yang J,Zhang C, et al. Calcium antagonists for acute is- chemic stroke. Cochrane Database Syst Rev,2012,5 :CD001928.
10Amenta F,I-anafi A,Mignini F,et al. Nicardipine use in cerebro- vascular disease:a review of controlled clinical studies. J Neurol Sci ,2009,283 ( 1-2 ) :219-223.
