title: High-energy photons in IMRT: uncertainties and risks for questionable gain.
authors: Department
authors: J S
authors: JS
authors: Welsh
authors: T R
authors: TR
authors: Mackie
authors: J P
authors: JP
authors: Limmer
mesh_terms: D004307:Dose-Response Relationship, Radiation; D006801:Humans; D013677:Medical Laboratory Science; D017785:Photons / Q000009:adverse effects; D012307:Risk Factors; D035501:Uncertainty