209049.fig.003a
(a)
209049.fig.003b
(b)
209049.fig.003c
(c)
Figure 3: Elemental mapping of (a) calcium and (b) phosphorus and (c) EDX spectrum of 10% HA in 7.5 w/v% HA/PCL composite fibers at 1 mL/h, 22 kV.