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Scanning-electron-microscopy-based morphological study of lyophilized alginate and CA bioink. (A) 4% Alginate, (B) CA 1:1, (C) CA 2:1, and (D) CA 1:2. The scale bar represents 100 μm. (E) Average pore size distribution plot of alginate and CA blended bioinks. (F) Average percentage porosity of alginate and CA bioinks. (∗p < 0.05).
