TY - JOUR T1 - Choice Between Heroin and Food in Non-Dependent and Heroin-Dependent Rhesus Monkeys: Effects of Naloxone, Buprenorphine and Methadone JF - Journal of Pharmacology and Experimental Therapeutics JO - J Pharmacol Exp Ther DO - 10.1124/jpet.105.095380 AU - S. Stevens Negus Y1 - 2006/02/02 UR - http://jpet.aspetjournals.org/content/early/2006/02/02/jpet.105.095380.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -