RT Journal Article SR Electronic T1 Heterogeneity of adenosine A1 receptor binding in brain tissue. JF Molecular Pharmacology JO Mol Pharmacol FD American Society for Pharmacology and Experimental Therapeutics SP 250 OP 257 VO 22 IS 2 A1 K M Murphy A1 S H Snyder YR 1982 UL http://molpharm.aspetjournals.org/content/22/2/250.abstract AB