ALIMURUNG, M M The unipolar precordial and extremity electrocardiogram in normal infants and children. [electronic resource] - Circulation Sep 1951 - 420-9 p. digital Publication Type: Journal Article ISSN: 0009-7322 Standard No.: 10.1161/01.cir.4.3.420 doi Subjects--Topical Terms: ElectrocardiographyExtremities