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. 2019 Jun 19;11(6):288. doi: 10.3390/pharmaceutics11060288

Figure 4.

Figure 4

Drug release profile of 5-FU at pH 7.4 (solid lines) and pH 4.2 (long-dashed lines) for 2% PEG-CHIT-MSN (orange and yellow) and 5% PEG-CHIT-MSN (green and dark brown).