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Special needs children

09/03/2009 - 11:27am

By Lydia O'Neil

Spina bifida is a neural tube birth defect that occurs in the developing embryo at such an early stage of development that the mother usually does not realize she is pregnant yet. Spina bifida happens when the spinal column does not develop correctly and the covering of the spinal cord and often the spinal cord itself protrudes into a membranous sac on the back.

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