Drug self-administration procedures: alcohol and marijuana.
Mello
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Alcohol and Drug Abuse Research Center, Harvard Medical School-McLean Hospital, Belmont, Massachusetts 02178.
D000437:Alcoholism; D003216:Conditioning, Operant; D004341:Drug Evaluation / Q000379:methods; D006801:Humans; D013287:Illicit Drugs; D002189:Marijuana Abuse; D012054:Reinforcement, Psychology; D012646:Self Administration; D012907:Smoking
D013287:Illicit Drugs