1. Freeman JM: Practical Management of Meningomyelocele. University Park Press, Baltimore, 1974.
2. Chervenak FA, Duncan C, Ment L, Tortora M, McClure M, Hobbins JC: Perinatal management of meningomyelocele. Obstet Gynecol 63: 376–380, 1984.
3. Althouse R, Wald N: Survival and handicap of infants with spina bifida. Arch Dis Child 55: 845–850, 1980.
4. Black PMcL: Selective treatment of infants with meningomyelocele. Neurosurg 5: 334–338, 1979.
5. DeLange SA: Selection for treatment of patients with spina bifida aperta. Dev Med Child Neurol 16: 27–30, 1974.