Q. A. A. Rahmana, H. N. Ahasan, T. Chowdhury, I. B. Reza, and Q. T. Islam, “Unusual Clinical and Biochemical Presentations of Severe Covid-19 Pneumonia Managed in General Ward”, J. Bangladesh Coll. Phys., vol. 38, no. 4, pp. 223–228, Sep. 2020.