Infections of the Nervous System, (Bacterial, Fungal, Spirochetal, Parasitic) and Sarcoidosis, Subdural Empyema
Adams & Victors Principles of Neurology, Chp 32, pg 711, Ropper, A.H.,et al, 2014
Gas Within Intracranial Abscess Cavities:An Indication for Surgical Excision
Ann Neurol 16:35-39, Young,R.F.,et al, 1984