Fig. 1.
Photographs of (a) Microneedle array (1200 MN), skin with microneedle array system in Franz diffusion cell (b) top view, and (c) side view
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.