FIGURE 2.
Micrographs of control (a), sample treated with aerosolized citric acid (b), and sample treated with aerosolized citric acid‐RF (c)
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.