ecg qrs
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IEEE Trans. Biomed. Eng., vol. 32, no. 3, pp. 220-236, 1985.
Ahlstrom, M. L. and Tompkins, W. J. 1985.
"Digital Filters for real-time ECG signal processing using microprocessors",
IEEE Trans. Biomed. Eng. BME-32 708-13
D. T. Kaplan,
"Simultaneous QRS detection and feature extraction using simple matched filter basis functions,''
Computers in Cardiology. 1991, pp. 503-506, IEEE Computer Society Press.