Prapanna, P., R. Rai, A. Panchonia, and P. Kiyawat. “Concurrent Hematological Malignancies in COVID 19 Patients: A Case Series”. International Journal of Health and Clinical Research, vol. 3, no. 12(S), Jan. 2021, pp. 266-8, https://ijhcr.com/index.php/ijhcr/article/view/848.