Assertion: ultrasound | /r/HasProperty | medical imaging modality
Facets:
Source sentences:
text: Ultrasound (sonography) is a medical imaging modality that uses high frequency sound waves to create an image.
text: Ultrasound or ultrasonography is a medical imaging technique that uses high frequency sound waves and their echoes.
text: Ultrasound or ultrasonography is a medical imaging technique that uses high frequency sound waves and their echoes.