Does this interfere with care for patients with COVID-19? April 10, 2020 10:10 Updated No. Testing done for clinical purposes will always take priority over testing that is done as part of our study. Related articles Why should I participate? I have more questions – where can I get those answered? My COVID-19 swab is positive: what do I do now? My COVID-19 antibody blood test is negative: what does that mean? My COVID-19 antibody blood test is positive: what does that mean?