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. Author manuscript; available in PMC: 2021 Dec 7.

Published in final edited form as: Drug Deliv Transl Res. 2021 Feb;11(1):214–226. doi: 10.1007/s13346-020-00782-9

Fig. 9 — (a) High magnification and (b) Low magnification SEM image of a microneedle mounted on a blunt 24 gauge stainless steel syringe tip, next to a 2017 date stamp on a U.S. 1 cent coin.

Fig. 9 — (a) High magnification and (b) Low magnification SEM image of a microneedle mounted on a blunt 24 gauge stainless steel syringe tip, next to a 2017 date stamp on a U.S. 1 cent coin.