Objective To explore the effect foot position on detection of speed of sound during ultrasonic detection of calcaneal bone mineral density.
目的了解足位变化对跟骨超声骨密度检测声速的影响。
Objective To explore the effect foot position on detection of speed of sound during ultrasonic detection of calcaneal bone mineral density.
目的了解足位变化对跟骨超声骨密度检测声速的影响。
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