title: Temporal aspects of changes in neural tube defect rates.
authors.forename: Ernest B
authors.initials: EB
authors.lastname: Hook
mesh_terms: D004032:Diet / Q000706:statistics & numerical data; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage; D006801:Humans; D007231:Infant, Newborn; D008800:Mexico / Q000453:epidemiology; D009436:Neural Tube Defects / Q000453:epidemiology* / Q000517:prevention & control; D011247:Pregnancy; D015995:Prevalence
chemical_list: D005492:Folic Acid