Spatiotemporal Dynamics of High-Gamma Activities during a 3-Stimulus Visual Oddball Task. - Akimoto, Yoritaka; Kanno, Akitake; Kambara, Toshimune; Nozawa, Takayuki; Sugiura, Motoaki; Okumura, Eiichi; Kawashima, Ryuta (PLoS ONE, 2013)