M. SREENIV ASULA, Y. JALAJAKSHI, and K. Deepa, “A REMOTE HRV BASED ON IOT (Heart rate variability) MONITORINGSYSTEMFORHYPERTENSIVEPATIENTS”, Psychosocial rehabilitation, vol. 22, no. 4, pp. 226–233, Apr. 2018, doi: 10.61841/arv6rz46.