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QRS Duration on Electrocardiography and Cardiovascular Mortality (from the National Health and Nutrition Examination Survey—III)

Electrophysiological EvaluationCardiovascular EpidemiologyCardiovascular DiseaseQrs DurationCardiac ElectrophysiologyNational HealthCardiac CareNutrition Examination Survey—iiiPublic HealthMedicineCardiologyCardiac ImagingEmergency MedicineCardiovascular Imaging