Nandhini K3, Suresh K1, Ramesh Gopi B2 ,. “Clinical Profile of Hospitalized Patients Died of COVID 19 – A Retrospective Study in Puducherry”. International Journal of Medical Science in Clinical Research and Review 5, no. 05 (October 15, 2022): Page: 918–925. Accessed December 22, 2024. http://ijmscrr.in/index.php/ijmscrr/article/view/351.