RT Journal Article SR Electronic T1 PET/MRI Versus PET/CT for Whole-Body Staging JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 591 OP 591 DO 10.2967/jnumed.120.256453 VO 62 IS 4 A1 Stephen K. Gerard YR 2021 UL http://jnm.snmjournals.org/content/62/4/591.1.abstract AB