APA

Azimullah P. C., Smit L. M., Rietveld-Knol E. & Valk J. (19910909). Malformations of the spinal cord in 53 patients with spina bifida studied by magnetic resonance imaging. : Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery.

Chicago

Azimullah P C, Smit L M, Rietveld-Knol E and Valk J. 19910909. Malformations of the spinal cord in 53 patients with spina bifida studied by magnetic resonance imaging. : Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery.

Harvard

Azimullah P. C., Smit L. M., Rietveld-Knol E. and Valk J. (19910909). Malformations of the spinal cord in 53 patients with spina bifida studied by magnetic resonance imaging. : Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery.

MLA

Azimullah P C, Smit L M, Rietveld-Knol E and Valk J. Malformations of the spinal cord in 53 patients with spina bifida studied by magnetic resonance imaging. : Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery. 19910909.