RT Journal Article SR Electronic T1 The Roach Equation: value of “old” clinical tools in the era of new molecular imaging JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP jnumed.120.246736 DO 10.2967/jnumed.120.246736 A1 Yun Rose Li A1 Mack Roach III YR 2020 UL http://jnm.snmjournals.org/content/early/2020/05/22/jnumed.120.246736.abstract AB