Wasserburger, R. H. The normal and abnormal unipolar electrocardiogram in infants and children: An analysis of the normal QRS complex morphology and ventricular activation times / Richard E. Wasserburger. Baltimore : Williams & Wilkins.
Chicago Style CitationWasserburger, Richard H. The Normal and Abnormal Unipolar Electrocardiogram in Infants and Children: An Analysis of the Normal QRS Complex Morphology and Ventricular Activation Times / Richard E. Wasserburger. Baltimore : Williams & Wilkins.
MLA CitationWasserburger, Richard H. The Normal and Abnormal Unipolar Electrocardiogram in Infants and Children: An Analysis of the Normal QRS Complex Morphology and Ventricular Activation Times / Richard E. Wasserburger. Baltimore : Williams & Wilkins.