HARLEY, J H Summary of gummed film results through December, 1959. [electronic resource] - HASL [reports]. U.S. Atomic Energy Commission Sep 1960 - 1-44 p. digital Publication Type: Journal Article ISSN: 0498-5214 Standard No.: 10.2172/4128651 doi Subjects--Topical Terms: GingivaRadioactive FalloutRadioactivityStrontiumStrontium Radioisotopes