Figure 2.
Example participant: (A) AA group, before treatment; (B) AA group, after treatment (C) PA group, before treatment; (D) PA group, after treatment.
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.