Ritzén, M A method for the autoradiographic determination of absolute specific radioactivity in cells. [electronic resource] - Experimental cell research Jan 1967 - 250-2 p. digital Publication Type: Journal Article ISSN: 0014-4827 Standard No.: 10.1016/0014-4827(67)90132-2 doi Subjects--Topical Terms: AutoradiographyPlasticsRadioisotopes--analysis