In 2013, Evertz and Brugada 1 reported a case in which a 12-lead ECG revealed a narrow QRS complex tachycardia ... the initial phase of the increased ventricular rate exhibited 3 widened QRS complexes ...

Brief Summary of the Effects of Cocaine on Cardiac Conduction Given the pervasiveness of cocaine use in communities and within hospitals, physicians practicing in emergency departments (EDs ...

But perhaps the most familiar old-growth forests are the complex, wet old-growth forests ... But they really constitute a wide range of landscapes with different, often unique needs for protection ...

Foresters often call this an "uneven-age forest." But they really constitute a wide range of landscapes with different, often unique needs for protection, restoration and management. For example ...

Ventricular tachycardia is an abnormally fast heart beat (with three or more consecutive heart beats at least 100 beats per minute) that originates from one of the ventricles in the heart. The ...

The 8 ECG measurements included heart rate, PR interval, QRS duration ... sinus pause, sinus rhythm, sinus tachycardia, supraventricular tachycardia, ventricular premature complex, ventricular ...