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Scanning electron microscope images of the crosslinked electrospun (A) C1–GA, (B) C2–GA, (C) C3–GA, (D) C4–GA, (E) C1–HT, (F) C2–HT, (G) C3–HT, (H) C4–HT nanofibers, and fiber diameter distribution of (i) C1–GA, (ii) C2–GA, (iii) C3–GA, (iv) C4–GA, (v) C1–HT, (vi) C2–HT, (vii) C3–HT, (viii) C4–HT nanofibers.
Abbreviations: GA, glutaraldehyde; HT, heat treatment.
