1. Baan J, Jong TT, Kerkhof PL, Moene RJ, van Dijk AD, van der Velde ET, Koops J. Continuous stroke volume and cardiac output from intra-ventricular dimensions obtained with impedance catheter. Circ Res 1981; 15: 328–334
2. Clavin OE, Spinelli JC, Alonso H, Solarz P, Valentinuzzi ME, Pichel RH. Left intraventricular pressure–impedance diagrams (DPZ) to assess cardiac function. Part 1: morphology and potential sources of artifacts. Med Progn Technol 1986; 11: 17–24
3. Spinelli JC, Clavin OE, Cabrera EI, Chatruc MR, Pichel RH, Valentinuzzi ME. Left intraventricular pressure–impedance diagrams (DPZ) to assess cardiac function. Part II: determination of end-systolic loci. Med Progn Technol 1986; 11: 25–32
4. Baan J, Van der Velde ET, de Bruin HG, Smeenk GJ, Koops J, van Dijk AD, Temmerman D, Senden J, Buis B. Continuous measurement of left ventricular volume in animals and humans by conductance catheter. Circulation 1984; 70: 812–823
5. Kornet L, Schreuder JJ, Van der Velde ET, Baan J, Jansen JR. A new approach to estimate parallel conductance for left ventricular volume measurements. Cardiovasc Res 2000; 48: 455–463