RT Journal Article SR Electronic T1 Phantom Preparation Using a Dilution Technique JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 303 OP 303 DO 10.2967/jnumed.120.257097 VO 62 IS 3 A1 Martin A. Lodge YR 2021 UL http://jnm.snmjournals.org/content/62/3/303.abstract AB