TY - RPRT TI - Modulation of cortical excitability by weak direct current stimulation--technical, safety and functional aspects. AU - Michael A Nitsche AU - David Liebetanz AU - Andrea Antal AU - Nicolas Lang AU - Frithjof Tergau AU - Walter Paulus PY - 2003 DO - 10.1016/s1567-424x(09)70230-2 UR - https://pubmed.ncbi.nlm.nih.gov/14677403/ ID - 14677403 ER -