Mäkilä, E Salivary folic acid activity after oral administration of folic acid. [electronic resource] - Internationale Zeitschrift fur Vitaminforschung. International journal of vitamin research. Journal international de vitaminologie 1967 - 487-91 p. digital Publication Type: Journal Article ISSN: 0020-9406 Subjects--Topical Terms: AdultBiological AssayChemistry, ClinicalFastingFemaleFolic Acid--metabolismHumansLactobacillusMaleParotid GlandRefrigerationSaliva--analysisSublingual GlandSubmandibular Gland