Concept
Version 13
Created by Boundless
Checking Circulation
![ECG Graph](../../../../../../../../../figures.boundless-cdn.com/33867/full/g3qkyo2dsw6kvuzg7nea.jpg)
ECG Graph
ECG graph of a normal heartbeat.
ECG graph of a normal heartbeat indicating QRS complex, PR segment, ST segment, PR interval, and QT interval.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"SinusRhythmLabels.svg."
https://commons.wikimedia.org/wiki/File:SinusRhythmLabels.svg
Wikipedia
Public domain.