title: [Vitamin B 12--a rerun of a favourite].
authors.forename: S
authors.initials: S
authors.lastname: Merz
mesh_terms: D005503:Food Additives; D006801:Humans; D014805:Vitamin B 12 / Q000008:administration & dosage* / Q000031:analogs & derivatives
chemical_list: D005503:Food Additives; C019476:mecobalamin; D014805:Vitamin B 12