%0 Journal Article %T Determination of Urea Nitrogen with the Diacetyl Method and an Automatic Dialyzing Apparatus %A Marsh, Walton H. %A Fingerhut, Benjamin %A Kirsch, Elaine %J American Journal of Clinical Pathology %V 28 %N 6_ts %P 681-688 %@ 0002-9173 %D 1957-12-01 %I Oxford University Press %~ DeepDyve