Estimation of Backscatter from Internal Shielding in Electron Beam Radiotherapy Using Monte Carlo Simulations (EGSnrc) and Gafchromic Film Measurements.

J Med Phys · 2019 · PMC6936201 · PMID 31908382

Europe PMC DOI

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quite significantno p-value reported

As the most practical clinical situations coincide with our experimental situations where 6 or 9 MeV electron beam is used with the shielding placed at the depths (from 1.5 to 2.5 cm), the percentage reduction in EBF is quite significant (23%–25%).

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