RT Journal Article SR Electronic T1 Commentary JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1S OP 1S VO 48 IS 1 suppl A1 Lalitha K. Shankar A1 Daniel C. Sullivan YR 2007 UL http://jnm.snmjournals.org/content/48/1_suppl/1S.abstract AB