RT Journal Article SR Electronic T1 Effect of Spatial Resolution on SPECT Quantification Values JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 508 OP 514 VO 30 IS 4 A1 Akihiro Kojima A1 Masanori Matsumoto A1 Mutsumasa Takahashi A1 Yoshihisa Hirota A1 Hideteru Yoshida YR 1989 UL http://jnm.snmjournals.org/content/30/4/508.abstract AB