Parahippocampal activation evoked by masked traumatic images in posttraumatic stress disorder: A functional MRI study. - Hideshi Sakamoto; Rin Fukuda; Tomoyuki Okuaki; Mark Rogers; Kiyoto Kasai; Toru Machida; Ichiro Shirouzu; Hidenori Yamasue; Tsuyoshi Akiyama; Nobumasa Kato (NeuroImage, 2005)