Fig. 6a.
Average Annual Age-Adjusted Incidence Ratesa of All Primary Brain and CNS Tumors by Central Cancer Registry, CBTRUS Statistical Report: NPCR and SEER, 2007–2011b.
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.