A cortical slow potential is larger before an isolated movement of a single finger than simultaneous movement of two fingers.

[1]  W. Penfield,et al.  SOMATIC MOTOR AND SENSORY REPRESENTATION IN THE CEREBRAL CORTEX OF MAN AS STUDIED BY ELECTRICAL STIMULATION , 1937 .

[2]  A. Ward,et al.  Topographical representation of muscles in motor cortex of monkeys. , 1947, Journal of neurophysiology.

[3]  C. Woolsey,et al.  Patterns of localization in precentral and "supplementary" motor areas and their relation to the concept of a premotor area. , 1952, Research publications - Association for Research in Nervous and Mental Disease.

[4]  H G Vaughan,et al.  Topography of the human motor potential. , 1968, Electroencephalography and clinical neurophysiology.

[5]  N. P. Dick,et al.  Denver Developmental Screening Test , 1973 .

[6]  C. Woolsey,et al.  Localization in somatic sensory and motor areas of human cerebral cortex as determined by direct recording of evoked potentials and electrical stimulation. , 1979, Journal of neurosurgery.

[7]  H Shibasaki,et al.  Cortical potentials following voluntary and passive finger movements. , 1980, Electroencephalography and clinical neurophysiology.

[8]  A. Jenny,et al.  Comparative study of cerebral cortical potentials associated with voluntary movements in monkey and man. , 1980, Electroencephalography and clinical neurophysiology.

[9]  H Shibasaki,et al.  Components of the movement-related cortical potential and their scalp topography. , 1980, Electroencephalography and clinical neurophysiology.

[10]  C. Brinkman.  Supplementary motor area of the monkey's cerebral cortex: short- and long-term deficits after unilateral ablation and the effects of subsequent callosal section , 1984, The Journal of neuroscience : the official journal of the Society for Neuroscience.

[11]  H Shibasaki,et al.  A computer-assisted method for averaging movement-related cortical potentials with respect to EMG onset. , 1985, Electroencephalography and clinical neurophysiology.

[12]  J. C. Rothwell,et al.  Increase of the Bereitschaftspotential in simultaneous and sequential movements , 1985, Neuroscience Letters.

[13]  H. Luders.  Commentary: chronic intracranial recording and stimulation with subdural electrodes , 1987 .

[14]  H Shibasaki,et al.  Recording of movement-related potentials from scalp and cortex in man. , 1988, Brain : a journal of neurology.

[15]  M. Simonetta,et al.  Bereitschaftspotential in a simple movement or in a motor sequence starting with the same simple movement. , 1991, Electroencephalography and clinical neurophysiology.

[16]  H. Lüders,et al.  Movement-related potentials recorded from supplementary motor area and primary motor area. Role of supplementary motor area in voluntary movements. , 1992, Brain : a journal of neurology.

[17]  M. Hallett,et al.  Noninvasive mapping of muscle representations in human motor cortex. , 1992, Electroencephalography and clinical neurophysiology.

[18]  H Shibasaki,et al.  Enhanced negative slope of cortical potentials before sequential as compared with simultaneous extensions of two fingers. , 1993, Electroencephalography and clinical neurophysiology.