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The numbers of coronavirus disease 2019 (COVID-19) cases are increasing steadily in many parts of the world, and the global and devastating impact of the current pandemic on all aspects of our life is evident. The number of positive molecular diagnostic tests, which are largely based on real-time (RT) PCR assays that detect genetic material of the causative agent severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), still forms the basis for reporting both symptomatic and asymptomatic cases worldwide.
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Velavan et al. (2020) studied this question.
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