Electrocardiography test results. Medical practitioner pointing to the printed results of an electrocardiography (ECG) heart test performed at a gener

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Electrocardiography test results. Medical practitioner pointing to the printed results of an electrocardiography (ECG) heart test performed at a general practice (GP) clinic. An ECG is obtained by using electrodes to detect the electrical activity of the heart. The results can be used to diagnose a range of heart complaints. Photographed in Edinburgh, Scotland.

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Size: 5616px × 3744px
Photo credit: © LEWIS HOUGHTON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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