RT Journal Article SR Electronic T1 Molecular Position of Radiolabels and Its Impact on Functional Integrity of Proteins JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1400 OP 1402 VO 47 IS 9 A1 Eisenhut, Michael A1 Haberkorn, Uwe YR 2006 UL http://jnm.snmjournals.org/content/47/9/1400.abstract AB