Spatiotemporal characteristics of hemodynamic changes in the human lateral prefrontal cortex during working memory tasks. - Yoko Hoshi; Brian H. Tsou; Vincent A. Billock; Masato Tanosaki; Yoshinobu Iguchi; Miho Shimada; Toshikazu Shinba; Yoshifumi Yamada; Ichiro Oda (NeuroImage, 2003)