How Does the SARS-CoV-2 + FLU A/B + RSV+ADV Combo Rapid Test Kit Work? Measures and restrictions against COVID-19 have kept SARS-CoV-2 and many other viruses at bay for more than two years. After the recent removal of these measures, experts worldwide are urging caution against the simultaneous circulation of SARS-CoV-2 and various other viruses...