Yan Zhang Xue Wang Steven L. Bressler Yonghong Chen Mingzhou Ding Prestimulus Cortical Activity is Correlated with Speed of Visuomotor Processing. 1915-1925 2008 20 J. Cognitive Neuroscience 10 http://dx.doi.org/10.1162/jocn.2008.20132 db/journals/jocn/jocn20.html#ZhangWBCD08