RT Journal Article SR Electronic T1 Abstracts of Current Literature JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 485 OP 488 VO 22 IS 5 A1 Coupal, John J. A1 Fried, Andrew A1 Schacht, Richard A. A1 Croft, Barbara Y. A1 Graham, L. Stephen A1 Wegst, Audrey YR 1981 UL http://jnm.snmjournals.org/content/22/5/485.abstract AB