Cotoi S, Moldovan D, Bratu A, Darvas A
Med Interne. 1978 Apr-Jun;16(2):189-96.
Using an original device, unipolar electrograms in 36 points on the anterior thoracic wall were recorded. The equal intensity contour lines of the amplitudes of electrical events were drawn as precordial maps, by mathematical procedures.
使用一种原创设备，记录了前胸壁36个点的单极电图。通过数学程序绘制电活动振幅的等强度轮廓线作为心前区图。
