RT Journal Article SR Electronic T1 Correction to “Presynaptic Muscarinic M2-Receptor-Mediated Inhibition of N-Type Ca2+Channels in Cultured Sphenopalatine Ganglion: Direct Evidence for Acetylcholine Inhibition of Cerebral Nitrergic Neurogenic Vasodilation” JF Journal of Pharmacology and Experimental Therapeutics JO J Pharmacol Exp Ther FD American Society for Pharmacology and Experimental Therapeutics SP 1303 OP 1303 VO 302 IS 3 YR 2002 UL http://jpet.aspetjournals.org/content/302/3/1303.abstract AB