Rose N, Sriram RB, G S K, M J S, Sudheer R. An observational study of simultaneous pulse oximetry and arterial oxygen saturation readings in intensive care unit/high dependency unit in COVID-19 patients. Asian J Med Sci [Internet]. 2022 Mar. 1 [cited 2024 Nov. 24];13(3):18-22. Available from: https://nepjol.info/index.php/AJMS/article/view/41218