REPRODUCTIVE TOXICOLOGY, cilt.21, sa.1, ss.21-25, 2006 (SCI-Expanded)
Background: Periconceptional folic acid supplementation is effective in preventing primary and secondary neural tube defects (NTDs) and other congenital defects. It is important to estimate folate intake and knowledge in women of child-bearing age, in relation to risk of congenital anomalies.