Sosnowski, M., Clark, E., Latif, S., Macfarlane, P. W., & Tendera, M. (2005). Heart Rate Variability Fraction—A New Reportable Measure of 24‐Hour R‐R Interval Variation. Ann Noninvasive Electrocardiol.
शिकागो स्टाइल उद्धरणSosnowski, Maciej, Elaine Clark, Shahid Latif, Peter W. Macfarlane, और Michal Tendera. "Heart Rate Variability Fraction—A New Reportable Measure of 24‐Hour R‐R Interval Variation." Ann Noninvasive Electrocardiol 2005.
एमएलए उद्धरणSosnowski, Maciej, et al. "Heart Rate Variability Fraction—A New Reportable Measure of 24‐Hour R‐R Interval Variation." Ann Noninvasive Electrocardiol 2005.
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