RT Journal Article SR Electronic T1 Nonuniform Collimator Sensitivity: Improved Precision for Quantitative SPECT JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 151 OP 156 VO 38 IS 1 A1 Kijewski, Marie Foley A1 Müller, Stefan P. A1 Moore, Stephen C. YR 1997 UL http://jnm.snmjournals.org/content/38/1/151.abstract AB