RT Journal Article SR Electronic T1 Improvement in Visualization of Hepatic Lesions with Upright Views JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 564 OP 564 VO 19 IS 5 A1 Grossman, Zachary D. A1 Wistow, Brian W. YR 1978 UL http://jnm.snmjournals.org/content/19/5/564.2.abstract AB