Disorders of the Nervous System Caused by Drugs, Toxins, and Chemical Agents, Opiates and Synthetic Analgesic Drugs
Adams & Victors Principles of Neurology Chp 43, pg 1201, Ropper, A.H.,et al, 2014
Spinal Epidural Abscess, Optimizing Patient Care
Arch Int Med 153:1713-1721, Maslen,D.R.,et al, 1993