` ` It seems to be attacking the spinal cord and brain stem , '' doctor says . But some types of enterovirus are more serious . MRI tests spotted lesions in sick children 's spinal gray matter . Health officials are looking for the cause ; it could be cancer . Ten children in India died with limb paralysis .
` ` It seems to be attacking the spinal cord and brain stem , '' doctor says . MRI tests spotted lesions in sick children 's spinal gray matter . Health officials are looking for the cause ; it could be cancer . Ten children in India died with limb paralysis .