FIGURE 1.
Network diagrams for efficacy over the years. The width of the lines is proportionate to the number of studies including that comparison. The size of nodes is proportionate to the number of randomized patients for that arm
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.