Figure 1.
Composition of YQQRG and study design. (a) Plants of the components of YQQRG. (b) Time plot of study design.
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.