SARS-CoV-2-specific immunity in Covid-19 and SARS cases, and uninfected controls
Unfortunately, it doesn&#x27;t go into detail where exactly these samples come from.<p>It&#x27;s seems plausible that animal coronaviruses induce an immune response in humans that can later help against SARS-CoV-2. If so, there should be a correlation between animal contact and COVID-19 severity.