vaccinia virus was isolated from 23 ( 59 % ) out of 39 children in the acute stage of pve and for a long period in the protracted course of the disease in 14 out of 24 from the cerebrospinal fluid in 15 out of 33 from the blood , in 8 out of 24 from the throat and in 4 out of 5 from the brain or spinal cord tissue .
C0014038
pve
C0006104
brain