title: Annular array design and logarithmic processing for ultrasonic imaging.
mesh_terms: D003201:Computers; D003202:Computers, Analog; D004582:Electronics, Medical / Q000295:instrumentation; D005260:Female; D006801:Humans; D008433:Mathematics; D014465:Ultrasonics / Q000295:instrumentation*; D014463:Ultrasonography