FDG-PET/CT IMAGING IN PEDIATRIC PRECURSOR B-CELL LYMPHOBLASTIC LYMPHOMA (BCP-LBL) SHOWS BONE (MARROW) INVOLVEMENT IN A VAST MAJORITY OF PATIENTS. (October 2022) - Kroeze, E.; Burkhardt, B.; Padilla, L.; Attarbaschi, A.; von Mersi, H.; Kebudi, R.; Hagleitner, M.; Kuiper, R.; Beishuizen, A.; Loeffen, J.; ,