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. 2019 Sep 27;12(19):3166. doi: 10.3390/ma12193166

Figure 3.

Figure 3

SEM micrographs of the surface of Upilex25S film after (left) and before (right) being incubated in PBS at 85 °C for 18 months. Reproduced from [29], with permission from © 2010 Elsevier.