An official website of the United States government
Here's how you know
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 BA-ELISA and LC-MS/MS results for the spiked urine samples. The regression equation for predicted BA-ELISA against LC-MS/MS values was y = 1.195 x – 1.487 and the correlation coefficient was 0.99.