title: Vitamin B12 assay in body fluids.
authors.forename: G I M
authors.initials: GI
authors.lastname: ROSS
mesh_terms: D001681:Biological Assay; D001826:Body Fluids; D045728:Corrinoids; D006128:Growth; D006801:Humans; D010829:Physiological Phenomena; D014805:Vitamin B 12
chemical_list: D045728:Corrinoids; D014805:Vitamin B 12
keywords: GROWTH; VITAMIN B12