Advances in instrument design and image recording.
D003201:Computers; D003202:Computers, Analog; D003626:Data Display; D006801:Humans; D007089:Image Enhancement; D008953:Models, Anatomic; D009799:Ocular Physiological Phenomena; D011786:Quality Control; D014159:Transducers; D014465:Ultrasonics / Q000295:instrumentation*; D014463:Ultrasonography