RT Journal Article SR Electronic T1 The past, present, and future of toxicology. JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 15S OP 18S VO 36 IS 2 A1 J Doull YR 1984 UL http://pharmrev.aspetjournals.org/content/36/2/15S.abstract AB