Serbian Ultrazvuk Cited by user Dcirovic on 17 May 2019 250п|десно|мини|Slika ljudskog fetusa s 14 nedelja pomoću ultrazvuka 250п|десно|мини|Snimak deteta u tridesetoj nedelju [[trudnoća|trudnoće četverodimenzionalnim…
English Ultrasound Cited by user Danlev on 23 Jan 2008 Ultrasound is an oscillating sound pressure wave with a frequency greater than the upper limit of the human hearing range.