Factors influencing the specificity of action of an antileukemic agent (aminopterin); multiple treatment schedules plus delayed administration of citrovorum factor.
D000630:Aminopterin / Q000494:pharmacology*; D000818:Animals; D000970:Antineoplastic Agents; D005492:Folic Acid / Q000031:analogs & derivatives; D002955:Leucovorin; D007942:Leukemia, Experimental
D000970:Antineoplastic Agents; D005492:Folic Acid; D000630:Aminopterin; D002955:Leucovorin
AMINOPTERIN/effects; FOLIC ACID/derivatives; LEUKEMIA/experimental