RT Journal Article SR Electronic T1 Radioimmunoassay for the Cyclic Nucleotides JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 309 OP 313 VO 25 IS 2 A1 Alton L. Steiner YR 1973 UL http://pharmrev.aspetjournals.org/content/25/2/309.abstract AB