The Acquired Metabolic Disorders of the Nervous System, Hepatic Stupor and Coma (Hepatic, or Portal-Systemic Encephalopathy)
Adams & Victors Principles of Neurology Chp 40, pg 1142, Ropper, A.H.,et al, 2014
Neurologic Manifestations of Systemic Vasculitis
Am J Med 71:517-524, Moore,P.M.,et al, 1981