RT Journal Article SR Electronic T1 Stereochemical requirements of alpha-2 adrenergic receptors. JF Journal of Pharmacology and Experimental Therapeutics JO J Pharmacol Exp Ther FD American Society for Pharmacology and Experimental Therapeutics SP 645 OP 651 VO 222 IS 3 A1 Ruffolo, R R A1 Yaden, E L A1 Waddell, J E YR 1982 UL http://jpet.aspetjournals.org/content/222/3/645.abstract AB