RT Journal Article SR Electronic T1 Scintillation Camera with Multichannel Collimators JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 515 OP 531 VO 5 IS 7 A1 Hal O. Anger YR 1964 UL http://jnm.snmjournals.org/content/5/7/515.abstract AB