Fig. 4From: Active bone marrow S-values for the low-energy electron emitter terbium-161 compared to S-values for lutetium-177 and yttrium-90Impact of varying cellularity on S(AM ← AM) in the lumbar vertebrae for the three radionuclides studied. The ICRP 70 reference cellularity is 70% for the lumbar vertebraeBack to article page