title: The effect of folic acid on the toxicity of its analogue 4-aminopteroylglutamic acid.
authors.forename: G M
authors.initials: GM
authors.lastname: HIGGINS
mesh_terms: D000630:Aminopterin; D005492:Folic Acid; D006801:Humans
chemical_list: D005492:Folic Acid; D000630:Aminopterin
keywords: FOLIC ACID