Sohail khan Raja (2023) “INVESTIGATING THE ASSOCIATION BETWEEN BLOOD GROUPS, D-DIMER, AND NEUTROPHIL TO LYMPHOCYTE RATIO IN RELATION TO DISEASE SEVERITY AND OUTCOME: RETROSPECTIVE COHORT STUDY ON COVID-19 PATIENTS”, Journal of Population Therapeutics and Clinical Pharmacology, 30(17), pp. 1664–1674. doi:10.53555/jptcp.v30i17.2775.