title: Comparative Data on Vitamin B12 From Liver and From a New Source, Streptomyces griseus.
authors.forename: E L
authors.initials: EL
authors.lastname: Rickes
authors.forename: N G
authors.initials: NG
authors.lastname: Brink
authors.forename: F R
authors.initials: FR
authors.lastname: Koniuszy
authors.forename: T R
authors.initials: TR
authors.lastname: Wood
authors.forename: K
authors.initials: K
authors.lastname: Folkers
mesh_terms: D045728:Corrinoids; D006801:Humans; D008099:Liver; D013305:Streptomyces griseus; D014805:Vitamin B 12