Tissue Rep Depth NRF PBC NSC RSC Liver P348 15,301,761 0.89 0.64 1.10 0.22 Liver P350 15,252,925 0.90 0.65 1.08 0.17 Lung P348 15,812,206 0.87 0.63 1.13 0.28 Lung P350 11,618,312 0.91 0.71 1.07 0.12 Spleen P348 18,999,156 0.85 0.58 1.11 0.27 Spleen P350 12,411,267 0.90 0.69 1.07 0.11