TY - GEN AU - Lowe,G AU - Williams,D I TI - Effects of cyprenorphine hydrochloride on sensory reinforcement in the rat SN - 0028-0836 PY - 1971///1221 KW - Animals KW - Behavior, Animal KW - drug effects KW - Female KW - Injections, Intraperitoneal KW - Light KW - Morphinans KW - administration & dosage KW - Narcotic Antagonists KW - Rats KW - Reinforcement, Psychology N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/233208a0 ER -