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They exposed some cells to a 60-hertz, continuous-wave field typical of household appliances; other received a 72-hertz continuous wave or a 72-hertz pulsed wave, both used clinically to help heal bone fractures. The upgrade also includes Pulsed Wave Tissue Doppler Imaging (TDI) for velocity mapping of cardiac tissue. 2 cardiology upgrade offers full cardiac and vascular calculation packages, pulsed wave and |
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