CARTWRIGHT, G E Pteroylglutamic acid deficiency in swine; effects of treatment with pteroylglutamic acid, liver extract, and protein. [electronic resource] - The Journal of laboratory and clinical medicine Apr 1948 - 397-416 p. digital Publication Type: Journal Article ISSN: 0022-2143 Subjects--Topical Terms: AnimalsFolic AcidFolic Acid DeficiencyLiver ExtractsSwineVitamin B Deficiency