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In vivo tumor radiation dosimetry with 3-dimensional modeling. (A) Diagram showing tumor cell and its nearest neighbors. Cell (red) receives self-dose as well as cross-dose from neighboring cells on same (green) and different (yellow) planes. (B) Target volume diagrams for conventional organ-level dosimetry (whole tumor) and microdosimetry (cell nuclei). (C) Dose-per-decay-event comparison of 211At-MM4 and 125I-KX1.
