In addition Mr Perez Moses is developing new noise suppression techniques to be applied in this work. Berger, H. 1967. On the electroencephalogram of man (trans. by P. Gloor).EEG Clin. Neurophysiol., Suppl. 28:1-350 Geddes, L. A. and Baker, L. E. 1989. Principles of applied biomedical instrumentation 3rd ed. (Wiley, New York): pp726-727 Up to Contents -122-