RELATIVE POTENCY OF CODEINE, METHADONE AND DIHYDROMORPHINONE TO MORPHINE IN SELF-MAINTAINED ADDICT RATS.
D003061:Codeine; D004091:Hydromorphone; D008691:Methadone; D009020:Morphine; D009021:Morphine Dependence; D010507:Periodicity; D010600:Pharmacology; D051381:Rats; D012106:Research
D009020:Morphine; D004091:Hydromorphone; D008691:Methadone; D003061:Codeine
CODEINE; DIHYDROMORPHINONE; EXPERIMENTAL LAB STUDY; METHADONE; MORPHINE ADDICTION; PERIODICITY; PHARMACOLOGY; RATS