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Total carbon dioxide equivalents (CO2e) from power generated for linear accelerators (LINACs). The CO2e expenditures were divided by treatment course intent and month during the 2019 to 2020 and 2020 to 2021 fiscal years (FYs). There was a sustained increase in the use of hypofractionated regimens in the curative setting during the second year. Abbreviation: SBRT = stereotactic body radiation therapy.
