By Rich Haridy; March 27, 2022 The man tested positive to SARS-CoV-2 for 218 days. IC: Depositphotos A new case report published in the Journal of Clinical Immunology has presented the first description of a mRNA COVID-19 vaccine being used to therapeutically treat a patient experiencing a persistent SARS-CoV-2 infection. The immunocompromised patient, who repeatedly tested positive...