
Ultrasound Sonogram for Pregnancy
A sonogram or ultrasound uses sound waves between the frequencies of 10 Hz to 8 MHz (that’s 10 to 8 million Hz). These sound waves come from a transducer applied on the outer skin of a
A sonogram or ultrasound uses sound waves between the frequencies of 10 Hz to 8 MHz (that’s 10 to 8 million Hz). These sound waves come from a transducer applied on the outer skin of a
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