Ahmad, I. (2020) “RISK FACTORS ASSOCIATED WITH IN-HOSPITAL DEATH IN ADULT COVID-19 PATIENTS IN KARACHI, PAKISTAN: A RETROSPECTIVE CHART REVIEW”, Pakistan Armed Forces Medical Journal, 70(1), pp. S347–53. Available at: https://www.pafmj.org/PAFMJ/article/view/4931 (Accessed: 28 April 2024).