According to another aspect, a method of fabricating {HEAD ~ a micro needle array} including bodies and {TAIL ~ channels} on a substrate is provided, as follows 
including
According to another aspect , a method of fabricating { HEAD ~ a micro needle array } including bodies and { TAIL ~ channels } on a substrate is provided , as follows
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH