OtherANALGESIA AND DRUGS OF ABUSE
Putative kappa-2 Opioid Agonists Are Antihyperalgesic in a Rat Model of Inflammation
Janice Ho, Andrew J. Mannes, Ronald Dubner and Robert M. Caudle
Journal of Pharmacology and Experimental Therapeutics April 1997, 281 (1) 136-141;