Electrocardiogram EKG graph paper, stethoscope and pen, Close-up.
Palabras clave
cardiogram,
nubes,
analysis,
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cardiology,
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clinic,
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health,
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medicals,
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rythm,
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research,
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concept,
treatment,
protection,
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sheet,
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closeup,
datum,
diagnostic,
exam,
heartbeat,
help,
disease,
life,
science,
disease,
small,
white,
auscultation,
healer
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