The NIH unitage is based upon the ability of a vaccine to protect mice against a standard intracerebral infection.

NIH位值是根据保鼠大脑内免受一次标准感染的能而制定的。

Objective: To evaluate the findings of perifocal edema on CT scan in differentiating acute intratumoral hemorrhage from simple intracerebral hematoma.

探讨灶周水肿对脑瘤卒纯脑出血的CT鉴别诊断的辅助价值。