Tracy, L. M., Ioannou, L., Baker, K. S., Gibson, S. J., Georgiou-Karistianis, N., & Giummarra, M. J. (2016). Meta-analytic evidence for decreased heart rate variability in chronic pain implicating parasympathetic nervous system dysregulation. Pain (Amsterdam), 157(1), 7-29. https://doi.org/10.1097/j.pain.0000000000000360
Chicago Style (17th ed.) CitationTracy, Lincoln M., Liane Ioannou, Katharine S. Baker, Stephen J. Gibson, Nellie Georgiou-Karistianis, and Melita J. Giummarra. "Meta-analytic Evidence for Decreased Heart Rate Variability in Chronic Pain Implicating Parasympathetic Nervous System Dysregulation." Pain (Amsterdam) 157, no. 1 (2016): 7-29. https://doi.org/10.1097/j.pain.0000000000000360.
MLA (9th ed.) CitationTracy, Lincoln M., et al. "Meta-analytic Evidence for Decreased Heart Rate Variability in Chronic Pain Implicating Parasympathetic Nervous System Dysregulation." Pain (Amsterdam), vol. 157, no. 1, 2016, pp. 7-29, https://doi.org/10.1097/j.pain.0000000000000360.