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. 2013 Mar 14;8(3):e56724. doi: 10.1371/journal.pone.0056724

Figure 1. Differential area definition.

Figure 1

Figure shows t-th image from a sequence with corrensponding diaphragm contour. The t-th diaphragm contour together with the lowest placed diaphragm contour in the sequence form the diferential area Inline graphic.