Fig. (3).
Percent change from baseline over time for Cold VAS. There is a significant (P < .001) reduction in DHS at each time point with either nHAP or Silica, but there is no significant difference in DHS reduction between nHAP and Silica.
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.