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Effect of nifedipine on the value of I/M ratio from rat left common carotid artery 14 days after balloon catheterization. C: mixtur of ethanol and polyethylen-glycol 400 only (n=9); L: treatment with 0.3 mg kg−1 day−1 of nifedipine (n=9); H: treatment with 3 mg kg−1 day−1 of nifedipine (n=9). Values are the mean±s.e.mean. **P<0.01; *P<0.05 vs C.
