Wartak J
J Electrocardiol. 1979 Oct;12(4):425-6. doi: 10.1016/s0022-0736(79)80013-8.
A graph consisting of small squares of equal size preprinted on a transparent plastic chart can be used for a quick and accurate calculation of the VCG loop area in each quadrant of the three conventional planes.
由预先印在透明塑料图表上的大小相等的小方块组成的图表,可用于快速准确地计算三个传统平面中每个象限的VCG环面积。