Noninvasive measurement of regional cerebral blood flow change with H215O and positron emission tomography using a mechanical injector and a standard arterial input function. - Norihiro Sadato; Yoshiharu Yonekura; Michio Senda; Yasuhiro Magata; Yasumasa Iwasaki; Naoto Matoba; Tatsuro Tsuchida; Nagara Tamaki; Hidenao Fukuyama; Hiroshi Shibasaki; Junji Konishi (IEEE Trans. Medical Imaging, 1993)