Smith JM, Clancy EA, Valeri CR et al. “Electrical alternans and cardiac electrical instability”. Circulation 1988; 77: 110-121.* |
Adam Dr, Smith JM, Akselrod S. et al. “Fluctuations in T-Wave morpnology and susceptibility to ventricular fibrillation”. Journal of Electrocardiology (London), 1984; 17:209-218.* |
S. Lawrence Marple, Jr.; “Computing the Discrete-Time ‘Analytic’ Signal Via FFT”; Asilomar Conference on Signals, Systems and Computers, US, Los Alamitos, CA IEEE; Nov. 2, 1997; pp. 1322-1325. |
O. Fokapu et al.; “A New Approach For P Wave Detection Using Analytic Signal”; Proceedings of the Annual International Conference of Engineering in Medicine and Biology Society, US, New York, IEEE vol. Conf. 15; Oct. 28, 1993; pp. 400-401. |
Mustafa A. Murda'H et al.; “Repolarization Alternans: Techniques, Mechanisms, and Cardiac Vulnerability”; PACE—Pacing and Clinical Electrophysiology, Futura Publishing Company, Inc., US; vol. 20, No. 10, Part 02; Oct. 1, 1997; pp. 2641-2657. |