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. 2015 Jun 8;5:11152. doi: 10.1038/srep11152

Figure 2. Samples of c-PCL foams:

Figure 2

(a) is original shape, (b) is the shape after compression; (c), (d), and (e) are optical microscope images of c- PCL foams at × 20 magnification with 10%, 15%, 20% BPO, respectively.