title: [Metformin and vitamin B 12 deficiency].
authors.forename: Sven M
authors.initials: SM
authors.lastname: Carlsen
mesh_terms: D006801:Humans; D007004:Hypoglycemic Agents / Q000009:adverse effects*; D007408:Intestinal Absorption; D008687:Metformin / Q000009:adverse effects*; D014805:Vitamin B 12 / Q000097:blood / Q000378:metabolism; D014806:Vitamin B 12 Deficiency / Q000139:chemically induced*
chemical_list: D007004:Hypoglycemic Agents; D008687:Metformin; D014805:Vitamin B 12