
Keywords: SBRT; Stereotactic body radiation therapy; 5-FU; 5-fluorouracil; FdUMP; Fluoro-deoxyuridine-monophosphate; FdUTP; Fluoro-deoxyuridine-triphosphate; FUTP; Fluorouridine triphosphate; CHK1; Checkpoint kinase 1; PARP; Poly(ADP-ribose) polymerase; EGFR; Epide