Drug dependence as a criterion for differentiation of psychotropic drugs.
D002986:Clinical Trials as Topic; D006801:Humans; D001523:Mental Disorders / Q000188:drug therapy*; D010276:Parasympatholytics / Q000627:therapeutic use*; D010919:Placebos; D013375:Substance Withdrawal Syndrome; D014149:Tranquilizing Agents / Q000627:therapeutic use*
D010276:Parasympatholytics; D010919:Placebos; D014149:Tranquilizing Agents