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Ktrans,TOI per cent error as a function of Ktrans,TOI, ve,TOI and vp,TOI. The errors intersected zero, indicating that the correct values awere estimated under certain conditions. The Ktrans,TOI error decreased with Ktrans,TOI and was relatively insensitive to ve,TOI, although for low values of Ktrans,TOI it decreased with ve,TOI. The error was linearly proportional to vp,TOI.
