Zanella, Simone, et al. “The Use of Clinical Scores to Predict Intensive Care Admission and Mortality in Patients With Covid-19 Disease”. Archives of Clinical and Biomedical Research, vol. 6, no. 5, Oct. 2022, pp. 836-43, https://fortunejournals.org/ojs/index.php/acbr/article/view/14964.