%0 Journal Article %T Design of a High Impedance Vacuum Tube Voltmeter for Use in the Radioisotope Laboratory %A Bogardus, Carl R. %A Levitt, Seymour H. %J Radiology %V 87 %N 2 %P 357 %@ 1527-1315 %D 1966-08-01 %I Radiological Society of North America %~ DeepDyve