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.
A–G, Correlates of beta-amyloid in primary human immunodeficiency virus infection. Solid lines represent best-fit regression line, and dashed lines represent 95% confidence intervals. Abbreviations: CSF, cerebrospinal fluid; NFL, neurofilament light chain; sAPP, soluble amyloid precursor protein.
