Iftikhar, N., Khalid, M. O. R., Ahmed, A. E. and Ghori, U. (2024) “Severity of COVID-19 infection in vaccinated and unvaccinated patients and their outcome - a local experience”, Infectious Diseases Journal of Pakistan, 33(4), pp. 195–201. doi: 10.61529/idjp.v33i4.267.