Since March 2020, all global health-care institutions have been threatened by the

spread of COVID-19 among the population. Emergency departments were confronted with

many patients with suspected SARS-CoV-2 infection and the subsequent risk of contaminating

other patients and health-care providers. In already fragile or overburdened health-care

systems, no hospital was fully prepared to manage such a rapidly spreading disease.

A substantial challenge resided in finding the appropriate method to distinguish patients

with a potential SARS-CoV-2 infection from others to contain in-hospital contamination,

considering the limited availability of appropriate laboratory screening tests, poor

sensitivity, high costs, and consequent delays in obtaining adequate results.

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