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Ultrasonography

"Ultrasonography" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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The visualization of deep structures of the body by recording the reflections or echoes of ultrasonic pulses directed into the tissues. Use of ultrasound for imaging or diagnostic purposes employs frequencies ranging from 1.6 to 10 megahertz.


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This graph shows the total number of publications written about "Ultrasonography" by people in this website by year, and whether "Ultrasonography" was a major or minor topic of these publications.
Bar chart showing 124 publications over 26 distinct years, with a maximum of 9 publications in 2007 and 2011
To see the data from this visualization as text, click here.
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