1. Neurogenic influence on the P-Tp Segment;James;Am J Cardiol,1973
2. Hemodynamic components of a cardiogenic hypertensive chemoreflex in dogs;Urthaler;Circ Res,1978
3. Selective stimulation, suppression or blockade of the A-V node and His bundle;James;J Lab Clin Med,1970
4. Comparative dependence on adrenergic neural tone by automaticity in the sinus node and in the A-V junction;Urthaler;J Pharmacol Exp Ther,1973
5. Direct perfusion of the sinus node; an experimental model for pharmacologic and electrophysiologic studies of the heart;James;Henry Ford Hosp Med Bull,1962