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Distribution of NFs positive for tyrosine hydroxylase (TH), choline acetyltransferase (ChAT), neuronal nitric oxide synthase (nNOS), substance P (SP) and calcitonin gene‐related peptide (CGRP) within transversely sectioned epicardial nerves sampled in different locations at the basal (A), middle (B) and apical (C) levels of rabbit ventricles.
