Differentiating atrioventricular nodal reentrant tachycardia from atrioventricular reentrant tachycardia by DeltaHA values during entrainment from the ventricle.
Ho RT, Mark GE, Rhim ES, Pavri BB, Greenspon AJ. Differentiating atrioventricular nodal reentrant tachycardia from atrioventricular reentrant tachycardia by DeltaHA values during entrainment from the ventricle. Heart Rhythm. 2008 Jan; 5(1):83-8.