China 4D/3D Color Doppler Ultrasound Suppliers ...
2021-7-3 · 4D/3D Color Doppler Ultrasound. Doppler ultrasonography is medical ultrasonography that employs the Doppler effect to generate imaging of the movement of tissues and body fluids (usually blood), and their relative velocity to the probe. 3D ultrasound imaging has several advantages over 2D.
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