oh B, Elbert T. Canavan A. Lutzenberger W. Birbaumer N. 1989. Slow conical potentials and behaviour. Baltimore (MD) Urban & Schwarzenherg, Rush S, Driscoll DA. 1968. Current distribution in the brain from surface electrodes. Anesth Anal?, 47:717-723. Pap I el Inhibition ri the 4'W sums°, necePtiw fiehmor