Warraich, I.S. et al. 2022. Clinico-Pathological Association of Haemoglobin At The Time of Presentation: A Predictive Tool of Survivorship in COVID-19. Pakistan Armed Forces Medical Journal. 72, 1 (Mar. 2022), 244–48. DOI:https://doi.org/10.51253/pafmj.v72i1.5840.