GC, B., MT, N., MA, R., TD, B., & JS, F. (1995). Continuous positive airway pressure increases heart rate variability in congestive heart failure. Journal of the American College of Cardiology, 25(3), 672. https://doi.org/10.1016/0735-1097(94)00427-R
Chicago Style (17th ed.) CitationGC, Butler, Naughton MT, Rahman MA, Bradley TD, and Floras JS. "Continuous Positive Airway Pressure Increases Heart Rate Variability in Congestive Heart Failure." Journal of the American College of Cardiology 25, no. 3 (1995): 672. https://doi.org/10.1016/0735-1097(94)00427-R.
MLA (9th ed.) CitationGC, Butler, et al. "Continuous Positive Airway Pressure Increases Heart Rate Variability in Congestive Heart Failure." Journal of the American College of Cardiology, vol. 25, no. 3, 1995, p. 672, https://doi.org/10.1016/0735-1097(94)00427-R.