RT Journal Article SR Electronic T1 Diagnostic Radiology and Nuclear Radiology Program Requirements Changes Challenged JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 16N OP 16N VO 53 IS 6 A1 Henry D. Royal YR 2012 UL http://jnm.snmjournals.org/content/53/6/16N.abstract AB