The Mode of Action of 5-FLUOROURACIL and its Derivatives Cohen, Seymour S. ; Flaks, Joel G. ; Barner, Hazel D. ; Loeb, Marilyn R. ; Lichtenstein, Janet Abstract Publication: Proceedings of the National Academy of Science Pub Date: October 1958 DOI: 10.1073/pnas.44.10.1004 Bibcode: 1958PNAS...44.1004C