Stethoscope and hourglass. Heart or breath check by doctor, missed elapsed time.

Related tags:

• cardiologist
• doctor stethoscope
• stethoscope
• cardiology
• doctor tools
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• diagnosis
• nursing
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• salud
• medic
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• watch
• medical test
• emergency
• medicine
• timing
• care
• reloj
• disease
• pulse
• heartbeat
• pressure
• wellness
• measurement
• exam
• equipment
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• meter
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• person
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