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(A) SEM photomicrographs of the morphological structure of the scaffolds. (B) Degradation of the scaffolds over a 28-day time period. Four types of scaffolds fabricated at mass ratios of CS to BDX of 100:0, 70:30, 40:60, and 10:90, respectively, were evaluated. Data are shown as means ± SD with significance at *P < 0.05.
