| Einthoven's t. |
an equilateral triangle used as a mathematical model of the standard electrocardiographic limb leads, in which the instantaneous heart vector in the frontal plane may be projected on the sides of the triangle thereby demonstrating that the algebraic sum of the potential differences as recorded in electrocardiographic leads I and III will equal that potential difference recorded in lead II.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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