Low-grade astrocytoma with neuroaxis dissemination at diagnosis. - Gajjar,A.; Bhargava,R.; Jenkins,J.J.; Heidman,R.; Sanford,R.A.; Langston,J.W.; Walter,A.W.; Kuttesch,J.F.; Muhlbauer,M.; Kun,L.E. (J Neurosurg, 1995)