1. EMS Today;Baumann,1989
2. Cardiology: arrhythmias;Thibault,1989
3. Differential diagnosis of tachycardia with narrow QRS complex (shorter than 0.12 second);Bär;Am J Cardiol,1984
4. Narrow QRS ventricular tachycardia;Hayes;Ann Int Med,1991
5. Emergency Care in the Streets;Caroline,1987