title: Folic acid and prevention of spina bifida.
authors.forename: N W
authors.initials: NW
authors.lastname: Klein
mesh_terms: D005492:Folic Acid / Q000737:chemistry / Q000494:pharmacology; D006801:Humans; D016135:Spinal Dysraphism / Q000517:prevention & control*
chemical_list: D005492:Folic Acid