Fig. 4From: Intratumoral 18F-FLT infusion in metabolic targeted radiotherapyResidence time of 18F-FLT and 18F-FDG in each tissue. Residence times were calculated as areas under the time-activity curves shown in Figs. 2 and 3 extrapolated to infinity with the physical decay of 18F. The horizontal bars stand for the meanBack to article page