Frieden, E H IDENTIFICATION OF THE INHIBITORY FACTOR OF RETICULO-ENDOTHELIAL IMMUNE SERUM (REIS) IN A GLOBULIN FRACTION. [electronic resource] - Science (New York, N.Y.) Oct 1945 - 354 p. digital Publication Type: Journal Article ISSN: 0036-8075 Standard No.: 10.1126/science.102.2649.354 doi