1. Altman NR, Altman DH (1987) MR imaging of spinal dysraphism. AJNR 8:533?538
2. Barness PD, Lester PD, Yamanishi WS, Prince JP (1986) Magnetic resonance imaging in infants and children with spinal dysraphism. AJNR 7:465?472
3. Delapaz RL, Floris R, Norman D, Newton TH (1986) MRI of tethered cord and caudal lipoma (abstract). AJNR 7:550
4. El Gammal T, Mark EK, Brooks BS (1987) MR imaging of Chiari II malformation. AJNR 8:1037?1044
5. Friede RL (1975) Developmental neuropathology. Springer, New York Berlin Heidelberg, pp 266?271