Imtiaz, S., Alam, A., Saeed, F., Salman, B., Memon, S., Chughtai, J., Ahmed, S. and Tariq, S. (2021) “Prevalence and Risk Factors for Mortality among COVID-19 Patients Hospitalized in Karachi City Pakistan”, European Journal of Clinical Medicine, 2(3), pp. 66–71. doi: 10.24018/clinicmed.2021.2.3.46.