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This is an electrical activity of heart. Which is demonstrated by electrocardiogram. This activity can show various type of disease of heart.
Human hand, smart watch, heart rate, hand watch, hand, smartwatch, wrist, joint, healthcare and medicine, heartbeat, healthy lifestyle, watch, wristwatch, mobile information device, mobile app
A hospital room with a monitor displaying a patient's heart rate
EKG or ECG graph. Electrocardiogram examination. Close up. Selective focus.
Digital health monitoring technology concept with wearable device tracking vital signs and performance.

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