Jones BL, Manohar N, Reynoso F, Karellas A, Cho SH. Experimental demonstration of benchtop x-ray fluorescence computed tomography (XFCT) of gold nanoparticle-loaded objects using lead- and tin-filtered polychromatic cone-beams. Phys Med Biol. 2012 Dec 07; 57(23):N457-67.