Hrbek, J On the acute effect of scopolamine and physostigmine on verbal associations. [electronic resource] - Activitas nervosa superior 1970 - 273-6 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article ISSN: 0001-7604 Subjects--Topical Terms: AdolescentAdultAssociation--drug effectsConditioning, PsychologicalFemaleHumansMalePhysostigmine--pharmacologyPlacebosScopolamine--antagonists & inhibitorsVerbal Behavior--drug effects