TY - GEN AU - Friedkin,M AU - Crawford,E J AU - Plante,L T TI - Empirical vs. rational approaches in cancer chemotherapy SN - 0077-8923 PY - 1972///0308 KW - Animals KW - Enterococcus faecalis KW - drug effects KW - Escherichia coli KW - enzymology KW - Folic Acid KW - chemical synthesis KW - Folic Acid Antagonists KW - Leukemia, Experimental KW - drug therapy KW - Methyltransferases KW - antagonists & inhibitors KW - Mice KW - Neoplasms KW - Thymine Nucleotides KW - Uracil Nucleotides N1 - Publication Type: Journal Article; Review ER -