- Long-term COVID-19: Tackling Tough Questions About the Body's Immune Response and Brain Symptoms Yale School of Medicine
- Intranasal proteins could protect against COVID-19 variants National Institutes of Health (.gov)
- COVID-19 infection may help prevent common cold UPI News
- How Much Protection Do Antibodies Give Communities Against Covid? Bloomberg
- Could a COVID Infection Help You Ward Off the Common Cold? U.S. News & World Report
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