RT Journal Article SR Electronic T1 Some Methodological Problems in Assessing Dependence-producing Properties of Drugs in Animals JF Pharmacological Reviews JO Pharmacol Rev FD American Society for Pharmacology and Experimental Therapeutics SP 503 OP 509 VO 27 IS 4 A1 Yanagita, Tomoji YR 1975 UL http://pharmrev.aspetjournals.org/content/27/4/503.abstract AB