Figure 3.
The forest plot of RRs for the 5-year OS rate (a) and 5-year DSF rate (b) among the included studies.
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.