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Lyman–Kutcher–Burman NTCP

TD50(v) = 64.98 Gy

t=D−TD50v−nm TD50v−n,NTCP=Φ(t)t=\frac{D-TD_{50}v^{-n}}{m\,TD_{50}v^{-n}},\quad\mathrm{NTCP}=\Phi(t)

t = (D − TD₅₀(v)) / (m TD₅₀(v)), TD₅₀(v) = TD₅₀ / v^n, NTCP = Φ(t).

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