Fiber diameter.

Sample	HA : PCL : gelatin (wt%)	Fiber diameter (nm)	Average fiber diameter (nm)
A	50 : 40 : 10	369–1403	929 ± 175
B	50 : 30 : 20	234–1650	797 ± 122
C	50 : 25 : 25	204–1281	495 ± 117
D	50 : 20 : 30	233–1174	492 ± 102
E	50 : 35 : 15	388–2676	1406 ± 193