8Matsuda H, Nakano S, Tanaka M. Noninvasive regional cerebral blood flow measurements at pre- and post-acetazolamide test using 99Tc-ECD.Kaku Igaku, 1996, 33(7): 7597.
9Gomez CR, Cruz-Flores S, Malkoff MD, et al.Isdated vertigo as a manifestation of vertebrobasilar ischemia. Neurology, 1996, 47( 1 ): 94.
10Delecluse F, Voordecker P, Raftopoulos C. Vertebrobasilar insufficiency revealed by xenon-133 inhalation SPECT. Stroke, 1989, 20(7) : 952.