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.
Relative tissue intensity in vivo before contrast injection for (left) non-inverted and (right) inverted, matched peak-to-peak pressure waveforms. Results are averaged across 100 slices in 5 animals. The non-inverted Gaussian waveform produces the lowest tissue response.
