RT Journal Article SR Electronic T1 Brain Metabolic PET Findings on the Long-Term Effects of COVID-19 JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP jnumed.122.264179 DO 10.2967/jnumed.122.264179 A1 Eric Guedj A1 Tatiana Horowitz YR 2022 UL http://jnm.snmjournals.org/content/early/2022/07/28/jnumed.122.264179.abstract AB