Contrast-enhanced ultrasonography has been widely used recently because of the appearance of ultrasound contrast agents (UCA) which could be administrated through peripheral vein.
近年来经周围静脉注射的超声造影剂的出现使超声造影技术得以在临床上广泛应用。
Contrast-enhanced ultrasonography has been widely used recently because of the appearance of ultrasound contrast agents (UCA) which could be administrated through peripheral vein.
近年来经周围静脉注射的超声造影剂的出现使超声造影技术得以在临床上广泛应用。
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