%0 Journal Article %T Microanalytical System for Determination of Picogram Quantities of Metals in Metalloenzymes, as Illustrated with Zinc-containing Enzymes %A Kawaguchi,, Hiroshi %A Auld, David, S %J Clinical Chemistry %V 21 %N 4 %P 591-594 %@ 0009-9147 %D 1975-04-01 %I American Association of Clinical Chemistry %~ DeepDyve