1. A comparison of unipolar leads obtained with the methods of Wilson and Goldberger;Braun;Br Heart J,1952
2. History of precordial leads in electrocardiography;Burch;Eur J Cardiol,1978
3. Recent advances in the use of augmented unipolar extremity leads;Goldberger;Med Clin North Am,1950
4. Goldberger E. The relations of augmented unipolar extremity leads (aVL, aVR VF) to ordinary unipolar extremity leads (VL, VR, VF) 1948 18 68 72
5. The superiority of the Wilson leads and the value of unipolar limb and precordial derivations in clinical electrocardiography;Herrmann;Am Heart J,1950