RT Journal Article SR Electronic T1 Nomenclature and classification of purinoceptors. JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 143 OP 156 VO 46 IS 2 A1 B B Fredholm A1 M P Abbracchio A1 G Burnstock A1 J W Daly A1 T K Harden A1 K A Jacobson A1 P Leff A1 M Williams YR 1994 UL http://pharmrev.aspetjournals.org/content/46/2/143.abstract AB