StrongStep® SARS-CoV-2 & Influenza A/B Multiplex Real-Time PCR Kit is intended  for simultaneous qualitative detection and differentiation of SARS-CoV-2,Influenza A virus and Influenza B virus RNA in healthcare provider-collected nasal and nasopharyngeal swab or oropharyngeal swab specimens and self-collected nasal or oropharyngeal swab specimens(collected in a healthcare setting with instruction by a healthcare provider) from individuals suspected of respiratory viral infection consistent with  COVID-19 by their healthcare provider.