1. Folic acid for preventing neural tube defects;Gil;Harefuah,2000
2. Neural-tube defects;Botto;N Engl J Med,1999
3. Open myelomeningocele and encephalocele;Lister,1990
4. Spina bifida;Zide,1990
5. The transverse lumbosacral back flap;Hill;Plast Reconstr Surg,1978