Brianne Barker returns to continue a discussion of the immune response to infection with SARS-CoV-2, including use of steroid, coagulation in some patients, cytokine storm, and vaccines. AntibodycoagulationCoronavirusCOVID-19COVID-19 immunityCOVID19cytokine stormIL6IMMUNEimmune systemIMMUNITYimmunologypartsars-cov-2steroidsvideoVITAMINvlogYouTube