... Myocardial contrast echocardiography 心肌声学造影 Video frequency method 视频法 Radio frequency method 射频法 ...
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Objective To compare the value of two ultrasonic tissue characterization (UTC) methods (video frequency method and radio frequency method) in quantitative myocardial contrast echocardiography.
目的比较超声组织定征视频法与射频法在心肌声学造影定量分析中的应用价值。
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