APA (7th ed.) Citation

Qtsuka, K., Cornélissen, G., & Halberg, F. (1997). Circadian rhythmic fractal scaling of heart rate variability in health and coronary artery disease. Clinical cardiology (Mahwah, N.J.), 20(7), 631-638. https://doi.org/10.1002/clc.4960200710

Chicago Style (17th ed.) Citation

Qtsuka, Kuniaki, Germaine Cornélissen, and Franz Halberg. "Circadian Rhythmic Fractal Scaling of Heart Rate Variability in Health and Coronary Artery Disease." Clinical Cardiology (Mahwah, N.J.) 20, no. 7 (1997): 631-638. https://doi.org/10.1002/clc.4960200710.

MLA (9th ed.) Citation

Qtsuka, Kuniaki, et al. "Circadian Rhythmic Fractal Scaling of Heart Rate Variability in Health and Coronary Artery Disease." Clinical Cardiology (Mahwah, N.J.), vol. 20, no. 7, 1997, pp. 631-638, https://doi.org/10.1002/clc.4960200710.

Warning: These citations may not always be 100% accurate.