THE EFFECT OF THE HEART'S POSITION ON THE ELECTROCARDIOGRAPHIC APPEARANCE OF VENTRICULAR EXTRASYSTOLES

^{Cardiovascular Laboratory of the Department of Physiology, Michael Reese Hospital, Chicago}

Aided by the Emil and Fanny Wedeles Fund of the Michael Reese Hospital for the Study of Diseases of the Heart and Circulation.

Find articles by Katz, L. in: JCI | PubMed | Google Scholar

^{Cardiovascular Laboratory of the Department of Physiology, Michael Reese Hospital, Chicago}

Aided by the Emil and Fanny Wedeles Fund of the Michael Reese Hospital for the Study of Diseases of the Heart and Circulation.

Find articles by Ackerman, W. in: JCI | PubMed | Google Scholar