Modern Bt Techniques - Florence 2016

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Equivalence formula : late effects

T

1/2

= 1.5 hr

d = 2.89 . T

1/2

. DR

• 4.5 Gy / fraction = 1 Gy / hr

• 2.4 Gy / fraction = 0.6 Gy / hr

• 1.8 Gy / fraction = 0.4 Gy / hr