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.
(a) Simulated phantom complete data set (all transmit and receive element pairs) for reference, with sample lesion (white) and background (black) regions of interest for CNR calculation circled. (b)–(d) Focused (40 mm focus), plane wave, and diverging transmit (−40 mm focus) configurations with REFoCUS beamforming applied.
