Инструкция по применению и испытанию средств защиты, используемых в электроустановках. Утверждена Минэнерго России 30.06.2003 г. (СО 153-34.03.603-2003)

No folly in folic acid. Folic acid should be taken regularly by all pregnant mums and people with a low immunity to disease. Folic acid prevents spina bifida in unborn babies and can play a role in cancer prevention. It is found in green leafy vegetables, liver, fruit and bran.