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Why is point A still important in 3D
image based brachytherapy?
Nkiwane KS et al. Total reference air kerma can accurately predict isodose surface volumes in
cervix cancer brachytherapy. A multicenter study. Brachytherapy. 2017; 16(6):1184-1191
Point A dose is a surrogate
of irradiated volume
Point A* = 14*TRAK (can
be used for IC/IS)