Brain Tumors in ChildrenNEJM 331:1500-1507, Pollack,I.F., 1994
Brain TumorsNEJM 324:1471-1476, 1555-15641991., Black,P.McL., 1991
Neurotoxic Complications of Contrast Computed Tomography in ChildrenJ Pediatr 111:837-840, Haslam,R.H.A.,et al, 1987