Intracardiac electrical bioimpedance as a basis for controlling of pacing rate limitsKink, Andres; Salo, Rodney; Min, Mart; Parve, Toomas; Rätsep, IndrekProceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society : New York, 30.08-3.09.20062006 / p. 6308-6311 Simulation of intra-cardiac catheter complex impedance signals with variable stroke volumeGordon, RaunoProceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society : New York, 30.08-3.09.20062006 / p. 2892-2895 https://pubmed.ncbi.nlm.nih.gov/17946148/