据中国妇婴保健中心和日本优生优育协会调查结果,中国是世界上脑部和脊髓缺陷儿高发的国家。每年约有10万个孕妇诞下脑部和脊髓缺陷儿,即每1000个出生婴儿中有3个患有此缺陷。主要原因是中国妇女在计划怀孕和怀孕期 According to the findings of the Chinese Maternal and Child Health Center and the Japan Association of Prenatal and Postnatal Care, China is a country with a high incidence of brain and spinal cord defects in the world. Each year, about 100,000 pregnant women give birth to brain and spinal cord defects, three out of every 1,000 newborn babies. The main reason is that Chinese women are planning pregnancy and pregnancy