Dissociation of discrimination of skin warming from skin cooling by morphine in monkeys.
D000818:Animals; D001831:Body Temperature / Q000187:drug effects; D004193:Discrimination Learning / Q000187:drug effects*; D004305:Dose-Response Relationship, Drug; D005260:Female; D000882:Haplorhini; D009020:Morphine / Q000494:pharmacology*; D012867:Skin / Q000294:innervation; D012881:Skin Temperature / Q000187:drug effects*; D013697:Thermosensing / Q000187:drug effects*
D009020:Morphine