title: The effect of lung tissue on the exit dose in 33 MeV photon therapy.
mesh_terms: D006801:Humans; D008168:Lung / Q000528:radiation effects*; D008175:Lung Neoplasms / Q000532:radiotherapy*; D008297:Male; D011830:Radiation Effects; D011874:Radiometry; D011882:Radiotherapy, High-Energy