54生过脊柱裂或无脑畸形儿的妇女，再准备怀孕时是否需服“斯利安片”？我们知道，生育过脊柱裂和无脑畸形患儿的妇女，再妊娠时，生育这种患儿的时能性比一般妇女要大得多，而且，再次怀孕时，孕妇仍然会存在叶酸缺乏的情况。1991年英国医学研究会维生素小组，进行了一项叶酸 54 born spina bifida or anencephaly children, and then prepare for pregnancy, need to be served “Sri Lankan film?” We know that women who have had spina bifida and anencephaly children have more time to procreate than children who are pregnant when they are pregnant and when they are pregnant again and there is still a lack of folic acid Happening. 1991 British Medical Research Vitamin Group, conducted a folic acid