Reduction in orofacial clefts following folic acid fortification of the U.S. grain supply. [electronic resource]
- Birth defects research. Part A, Clinical and molecular teratology Jan 2007
- 16-23 p. digital
Cleft Lip--epidemiology Cleft Palate--epidemiology Edible Grain Female Folic Acid--therapeutic use Food Supply Food, Fortified Humans Preconception Care Pregnancy Prenatal Care Prevalence Racial Groups United States