Research ArticleBehavioral Pharmacology
Preference for an Opioid/Benzodiazepine Mixture over an Opioid Alone Using a Concurrent Choice Procedure in Rhesus Monkeys
Peter F. Weed, Charles P. France and Lisa R. Gerak
Journal of Pharmacology and Experimental Therapeutics July 2017, 362 (1) 59-66; DOI: https://doi.org/10.1124/jpet.117.240200