Hussain, M H Centrally acting cyclic urea, thiourea, and their N,N'-dialkyl derivatives. Structure--activity correlations. [electronic resource] - Journal of medicinal chemistry Feb 1971 - 138-44 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0022-2623 Standard No.: 10.1021/jm00284a014 doi Subjects--Topical Terms: AnimalsCentral Nervous System--drug effectsChemical PhenomenaChemistryDepression, ChemicalSeizures--chemically induced