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.
Frequency of specific HIV-1 drug resistance mutations among sequences analyzed during the period of 2013 through 2017. PI, NRTI, and NNRTI drug resistance mutations were evaluated using Calibrate Population Resistance Tool (CRP), Stanford HIV Database program.
