Issues Related to Families

Key Facts to Note about PCPNDT Act 2003

August 31, 2015

Ultrasound applies to all sound waves with a frequency above the audible range of normal human hearing that is around 20 kHz. The frequencies between 2 to 18 MHz are used in diagnostic ultrasound or ultrasonography for visualizing subcutaneous (below skin) body structures including tendons, muscles, joints,...

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