作者单位:Duncan Wilson (1) (2) r> Charles R. Marshall (2) r> Thomas Solbach (2) (3) r> Laurence Watkins (4) r> David J. Werring (1) (2) r>r>1. Stroke Research Group, Department of Brain Repair and Rehabilitation, UCL Institute of Neurology, London, UK r> 2. The National Hospital for Neurology and Neurosurgery, Queen Square, Box 6, London, WC1N 3BG, UK r> 3. Lysholm Department of Neuroradiology, UCL Institute of Neurology, London, UK r> 4. Victor Horsley Department of Neurosurgery, National Hospital for Neurology and Neurosurgery, London, UK r>