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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Med Phys. 2019 Oct 20;46(12):5572–5592. doi: 10.1002/mp.13801

Figure 12.

Figure 12.

Comparison of the mean contrast of the BBs for the four sources: (a) Group 1 of the LPBB phantom; (b) Group 1 of the MC phantom; (c) Group 5 of the LPBB phantom; (d) Group 5 of the MC phantom.