http://www.helium.com/knowledge/81741-prevent-serious-birth-defects-why-taking-folic-acid-is-important.xml Helium.com > Pregnancy > Prevent serious birth defects: Why taking folic acid is important en-us Copyright Helium.com Wed, 15 Apr 2009 18:54:05 GMT Wed, 15 Apr 2009 18:54:05 GMT