Hussain, Hammad, et al. “Diagnostic Accuracy of Rapid Antigen Testing (RAT) Compared to Polymerase Chain Reaction (PCR) for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2)     Diagnosis: Laboratory Validation”. Pakistan Armed Forces Medical Journal, vol. 76, no. SUPPL-7, July 2026, https://doi.org/10.51253/pafmj.v76iSUPPL-7.10524.