Research ArticleNEUROPHARMACOLOGY
Predominance of δ-Opioid-Binding Sites in the Porcine Enteric Nervous System
DeWayne Townsend IV and David R. Brown
Journal of Pharmacology and Experimental Therapeutics March 2002, 300 (3) 900-909; DOI: https://doi.org/10.1124/jpet.300.3.900