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.
Correlation between killing assay and flow assay for 14 antisera obtained from adults vaccinated with a bivalent conjugate vaccine for serotype 23F pneumococci. The correlation coefficient rtot was calculated for total prevaccination (○) and postvaccination (•), antisera by Pearson's bivariate correlation analysis.
