Dave P, Pore GM, Singh VP, Barsode SS. Evaluation of COVID-19 patients requiring oxygen therapy in a tertiary care teaching hospital. Int J Adv Med [Internet]. 2021 Nov. 23 [cited 2025 Dec. 25];8(12):1846-51. Available from: https://www.ijmedicine.com/index.php/ijam/article/view/3210