You can download Evoked Spinal Cord Potentials An illustrated Guide to Physiology, Pharmocology, and Recording Techniques by K. Shimoji,W.D. Willis free in pdf format.
This book covers the basics of evoked spinal cord potentials
(SCPs) with reference to studies in animals. Many illustrations help the reader grasp the neurophysiological and neuropharmacological background of spinal cord functions. Case studies offer insight into monitoring and diagnosing spinal cord dysfunctions and spinal cord diseases. The book is intended for students in clinical neurophysiology, neurosurgery, neurology, orthopedics and neuroanesthesia.