Correlation of esophageal conductance measurements with aortic and left ventricular diameters and stroke volume.
Douglas A. HettrickJoseph H. BattoclettiPaul S. PagelGerald G. VurekJohn P. TessmerJudy R. KerstenDavid C. WarltierPublished in: IEEE Trans. Biomed. Eng. (2000)