Research ArticleNEUROPHARMACOLOGY
Changes in Opioid and Cannabinoid Receptor Protein following Short-Term Combination Treatment with Δ9-Tetrahydrocannabinol and Morphine
Diana L. Cichewicz, Victoria L. Haller and Sandra P. Welch
Journal of Pharmacology and Experimental Therapeutics April 2001, 297 (1) 121-127;