| We analysed the phonocardiogram. using commercially available audio editing software. |
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| The picture below shows a simple phonocardiogram of four heartbeats. |
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| Phonocardiography, diagnostic technique that creates a graphic record, or phonocardiogram, of the sounds and murmurs produced by the contracting heart, including its valves and associated great vessels. |
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| The phonocardiogram is obtained either with a chest microphone or with a miniature sensor in the tip of a small tubular instrument that is introduced via the blood vessels into one of the heart chambers. |
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