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edited by Robert Porter and Roger Lemon, 428 pp., Oxford, Clarendon Press, 1993 (paperback issue 1995), $59.50
Neurologists easily recognize the pattern of weakness that results from injury to the corticospinal tract but are perhaps less familiar with how the corticospinal system functions normally to produce voluntary movements. Porter and Lemon's monograph, originally issued in hardback in 1993, summarizes and synthesizes a vast body of experimental data that examine the physiology and functional anatomy of the motor cortex. It focuses primarily on coordinated hand and finger movements in humans and primates. Although the book was written to be a successor to the 1977 monograph by Porter and Phillips …
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