Investigation of spleen CXCR4 expression by [(68)Ga]Pentixafor PET in a cohort of 145 solid cancer patients - Docwire News Doc Wire News, 21 Aug 2021 This article was originally published here EJNMMI Res. 2021 Aug 21;11(1):77. doi: 10.1186/s13550-021-00822-6.