title: Is folic acid a risk factor for oral clefts?
authors.affiliation: Foundation for the Community Control of Hereditary Diseases, Budapest, Hungary, czeizel@interware.hu.
authors.forename: Andrew E
authors.initials: AE
authors.lastname: Czeizel
mesh_terms: D002971:Cleft Lip / Q000517:prevention & control*; D002972:Cleft Palate / Q000517:prevention & control*; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage*; D006801:Humans; D008297:Male; D011247:Pregnancy; D014803:Vitamin B Complex / Q000008:administration & dosage*
chemical_list: D014803:Vitamin B Complex; D005492:Folic Acid