| http://www.w3.org/ns/prov#value | - Studies have shown that people often delay seeking help for a heart attack because they thought the symptoms were not serious or would go away.The best advice for anyone with chest pain is to seek help immediately since every minute between the start of the attack and treatment means increased loss of heart muscle.TestingElectrocardiogram ??? An electrocardiogram, or ECG, depicts the progress of t
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