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166 bytes added ,  22:03, December 25, 2007
New page: '''ECG'''or electrocardiography is a record of the electrical activity of the heart commonly used in diagnosing rhythm disturbances in the heart and heart attack.
'''ECG'''or electrocardiography is a record of the electrical activity of the heart commonly used in diagnosing rhythm disturbances in the heart and [[heart attack]].
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