Microbeam radiation therapy uses a lattice of kilo-voltage x-ray âmicro-beamletsâ. The beamlets are 100-300 microns apart (100 microns is roughly the width of a human hair) and each beamlet is 10-50 microns wide.
The National-Security-Law Expert Who Blocked Trump's Travel Ban The former federal prosecutor and deputy counsel to the Department of Homeland Security writes that the prohibition violates the Constitution.
Ben Carson wonât commit to block HUD grants from going to Trump businesses. January 12, 2017. In a Thursday morning confirmation hearing, Democratic senators pressed Ben Carson on President-elect Donald Trumpâs potential conflicts of interest with the agency he is seeking to lead.