title: Optimize x-ray systems to minimize radiation dose.
authors: J E
authors: JE
authors: Gray
mesh_terms: D000792:Angiography / Q000295:instrumentation*; D015901:Angiography, Digital Subtraction / Q000295:instrumentation; D004867:Equipment Design; D004869:Equipment Safety; D005471:Fluoroscopy / Q000295:instrumentation*; D006801:Humans; D011874:Radiometry