Folate forms, functions and fate.
D000284:Administration, Oral; D005492:Folic Acid / Q000378:metabolism*; D005493:Folic Acid Antagonists / Q000009:adverse effects; D006801:Humans; D002955:Leucovorin / Q000008:administration & dosage / Q000378:metabolism; D010084:Oxidation-Reduction
D005493:Folic Acid Antagonists; D005492:Folic Acid; D002955:Leucovorin