Vrakas, Demetris Analysis of the interaction of substituted coumarins with the DPPH free radical by means of multivariate statistics. [electronic resource] - The Journal of pharmacy and pharmacology Sep 2004 - 1191-4 p. digital Publication Type: Journal Article ISSN: 0022-3573 Standard No.: 10.1211/0022357044157 doi Subjects--Topical Terms: Biphenyl Compounds--analysisCoumarins--analysisDrug InteractionsFree Radicals--analysisHydrazines--analysisMultivariate AnalysisPicrates