Illustration of an electrocardiogram (ECG) showing supraventricular tachycardia, a rapid heart rate originating above the ventricles, causing palpitations and dizziness. The ECG shows narrow QRS complexes and P waves hidden in T waves. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Kon, Kateryna |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |