Sars-Cov-2 Infection Screening Using Two Serological Testing Methods: Serologic diagnosis of SARS-CoV-2 infection. NJPS. 2020;35(2):117-121. дата звернення Квітень 5, 2026. https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1574