noun
EXAMPLES FROM CORPUS
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Although 4.6% had pressure symptoms, 99% had no ECG changes.
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No irreversible ECG changes were seen, although pressure symptoms occurred in 4.4%.
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She's had an ECG and blood tests.
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The ECG change was associated with angina in only 1 case.
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The medical examination, the ECG and the paperwork take on average 35 minutes.
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There may then be cause for general practitioners to use thrombolysis if they are confident of their ECG diagnosis and management.
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These studies show that the frequency of ECG changes is very low.
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This equipment is not cheap: my ECG machine cost %5,000; but it does store and transmit.