Avinash H Rajanna, Jayanthi C R, Swetha R, Subramani, Deepak Padmanabhan, Ramesh Revanna, et al. A Non-Invasive Tool to Quantify Autonomic Dysfunctuion: A Prognostic Indicator in Covid-19. ijirms [Internet]. 2021 Feb. 1 [cited 2024 May 19];6(02):103-8. Available from: https://ijirms.in/index.php/ijirms/article/view/1051