RT Journal Article SR Electronic T1 Toward Patient-Friendly Cell-Level Dosimetry JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 496 OP 497 DO 10.2967/jnumed.106.036749 VO 48 IS 4 A1 George Sgouros YR 2007 UL http://jnm.snmjournals.org/content/48/4/496.abstract AB