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.
Median urine TCPy concentrations for the low and high exposure groups at baseline and the 10 intervals. There was no difference between the groups at baseline, all other time points showed a significant difference. The shaded area represents periods of chlorpyrifos application.
