i didnt but i know one thing i took folate 2 months before falling pregnant with my first pregnancy as well as right threw my pregnancy and my daughter was dignosed with spina bifita occullta . so i dont know if i was one of the unlucky ones or what but i dont know if i beleive it or not i try to for positive reasons . ive been taking it threw this pregnancy as well so touch wood everything will be fine this time find out in my 12 week ultrasound hopefully . i suppose i should be thankfull that my daughter has only one of the mild cases not over serious but i know one thing that my love for her will never change no matter what happens in the future i will always be there for her!!!