[Drug dependence in rats: substitution test and sequential changes in body weight].
D000818:Animals; D001835:Body Weight / Q000187:drug effects*; D003061:Codeine / Q000494:pharmacology / Q000627:therapeutic use; D004359:Drug Therapy, Combination; D006801:Humans; D008297:Male; D008620:Meprobamate / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology / Q000627:therapeutic use; D009021:Morphine Dependence; D010634:Phenobarbital / Q000494:pharmacology / Q000627:therapeutic use; D051381:Rats; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000188:drug therapy; D013997:Time Factors
D009020:Morphine; D008620:Meprobamate; D003061:Codeine; D010634:Phenobarbital