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.
Cumulative regression analysis demonstrating the temporal trend of mean difference in progression-free survival (95% confidence interval [CI]) among patients with primary high-grade glioma treated using 5-aminolevulinic acid–guided surgical resection vs. conventional microsurgical resection. Used with permission from Barrow Neurological Institute, Phoenix, Arizona.
