EKG / ECG QT interval: prolonged or not? - EKG / ECG Course 124.0 || The EKG Guy - www.ekg.md

Join the largest ECG community in the world at www.facebook.com/TheEKGGuy/

Like this video and want access to 400+ free ECG videos? Subscribe here: youtube.com/theekgguy/?sub_confirmation=1

Additional lectures, books, and practice at www.ekg.md