%0 Journal Article %A ARTHUR KNUDSON %A MELVIN DRESBACH %T A CHEMICAL METHOD OF ASSAYING THE ACTIVE PRINCIPLES OF DIGITALIS %D 1922 %J Journal of Pharmacology and Experimental Therapeutics %P 205-220 %V 20 %N 3 %U https://jpet.aspetjournals.org/content/jpet/20/3/205.full.pdf