GANESAN, S.; NEGI, V. S.; GAUR, G. S.; SHARMA, V. K.; PAL, G. K. Correlation of Sympathovagal Imbalance with Disease Activity and Inflammatory Markers in South Indian Patients with Rheumatoid Arthritis. International Journal of Clinical and Experimental Physiology, v. 7, n. 2, p. 58-62, 3 jul. 2020.