Ag/AgCl electrodes in the EEG/fMRI method in 3T MRI scanner Cengiz Akay and Abdullah Kepceoğlu Eur. Phys. J. Appl. Phys., 64 1 (2013) 10701 Published online: 03 October 2013 DOI: 10.1051/epjap/2013130173