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.
Surface content of imidacloprid and flumethrin on the surface of collars after being worn for various periods of time. The figure reflects the removable surface content on the collar surfaces worn by cats for 2, 7, 14, 28, 56, and 84 days. 3 collars were tested per time point.
