ECG electrode on fragment of electrocardiogram
Keywords
cardiology,
cardiogram,
electrode,
old,
touch,
stroke,
urgent,
diagnosis,
curve,
wave,
printed,
potential,
concept,
idea,
hospital,
health,
prevention,
science,
object,
phenomena,
electricity,
macro,
conditional,
symbol,
ambulance,
presentation,
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mobile phone,
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close,
photo,
closeup