RT Journal Article SR Electronic T1 BIOASSAYS AND MATHEMATICS JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 87 OP 134 VO 5 IS 1 A1 J. H. GADDUM YR 1953 UL http://pharmrev.aspetjournals.org/content/5/1/87.abstract AB