Cardiac arrhythmia is a group of conditions in which the heart is beating too fast, too slow, or erratically. Symptoms of arrhythmia may include chest pain, fainting, dizziness, or a racing or thumping heart. To diagnose an arrhythmia, doctors often use an...
Long-term continuous ambulatory ECG monitors and external cardiac loop recorders for cardiac arrhythmia: a health technology assessment
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