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. 2020 Aug 11;12(8):1800. doi: 10.3390/polym12081800

Figure 10.

Figure 10

Dynamic surface tension of sodium hyaluronate solutions as a function of time: 2.0 mg/mL (∆), 2.8 mg/mL (■), 3.5 mg/mL (●). Reproduced from [60], with permission from American Chemical Society, 2020.