RT Journal Article SR Electronic T1 Towards a better understanding of immune checkpoint inhibitor radiolabeled PET imaging studies JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP jnumed.121.262622 DO 10.2967/jnumed.121.262622 A1 Harm Westdorp A1 Sarah R. Verhoeff A1 Martin Gotthardt A1 Carla M.L. van Herpen A1 Michel M. van den Heuvel A1 Sandra Heskamp A1 Erik H.J.G. Aarntzen YR 2022 UL http://jnm.snmjournals.org/content/early/2022/01/20/jnumed.121.262622.abstract AB