14 agos 1901 año - Electrocardiogram
Descripción:
An electrocardiogram — called informally an ECG or EKG — measures the small electric waves that a human heart creates. It’s been doing it for more than a century. And as heart disease remains a leading cause of death today, it continues to be one of the most commonly used tests in modern medicine.Añadido al timeline:
fecha:
14 agos 1901 año
Ahora mismo
~ 122 years ago
