The kinds of virus that cause human s CNS diseases,such as cephalitis,have reached more than ten branches. 引起人类中枢神经系统疾病(脑炎)的病毒种类有十余科,多个属。The kinds of virus that cause human s CNS diseases,such as cephalitis,have reached more than ten branches. 引起人类中枢神经系统疾病(脑炎)的病毒种类有十余科,多个属。