Harvard Catalyst Profiles

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Phonocardiography

"Phonocardiography" 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.

MeSH information
Definition  |  Details  |  More General Concepts  |  Related Concepts  |  More Specific Concepts
Graphic registration of the heart sounds picked up as vibrations and transformed by a piezoelectric crystal microphone into a varying electrical output according to the stresses imposed by the sound waves. The electrical output is amplified by a stethograph amplifier and recorded by a device incorporated into the electrocardiograph or by a multichannel recording machine.


publications
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This graph shows the total number of publications written about "Phonocardiography" by people in Harvard Catalyst Profiles by year, and whether "Phonocardiography" was a major or minor topic of these publication.
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Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.