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.
FWHM of the point‐spread function measured in QT speed of sound imaging. X and Y axes correspond to the coronal view plane (lateral direction). Z axis corresponds to the axial and sagittal planes (axial direction)
| Position | FWHM (mm) |
|---|---|
| X and Y | 1.49 ± 0.07 |
| Z | 2.35 ± 0.11 |
