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Quality control impact on pronostic
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Higher failure rates and worse overall survival in review of literature of several
multicenter clinical trials
Fairchild et al, IJROBP 2013
Peters et al, JCO 2010
Carrie et al, JCO 2009
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Meta analysis of RT-protocol deviations : occurred in 8–71% of cases, and were
associated with a ~75% increased risk of treatment failure and overall mortality
Ohri et al, JNCI 2013
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Use rapid web-based prospective online quality control