SPECT with HMPAO compared to PET with FDG in Huntington disease - Boecker, H; Kuwert, T; Langen, KJ; Lange, HW; Czech, N; Ziemons, K; Herzog, H; Shikare, S; Weindl, A; Feinendegen, LE (J Comput Assist Tomogr, 1994)