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.
Images of DCIS, Grade 2; size: 13 cm x 18 cm at the same dose. (Left) PB-CT image slice: 35 keV and 9 m sample-to-detector distance. (Right) Clinical Koning CBCT image. The images are courtesy of Tavakoli Taba et al (2020). DCIS, ductal carcinoma in situ; PB-CT, propagation-based phase-contrast computed tomography.
