title: Resistance of morphine-seeking behaviour in rats to pharmacological and behavioural 'treatments'.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000502:physiology; D001521:Behavior Therapy; D004195:Disease Models, Animal; D006801:Humans; D008297:Male; D009020:Morphine / Q000008:administration & dosage; D009021:Morphine Dependence / Q000188:drug therapy / Q000628:therapy*; D009270:Naloxone / Q000627:therapeutic use; D051381:Rats
chemical_list: D009270:Naloxone; D009020:Morphine