1. What Colleges Require the COVID-19 Vaccine? 2021. https://www.bestcolleges.com/blog/list-of-colleges-that-require-covid-19-vaccine/
2. Covid-19 vaccines: In the rush for regulatory approval, do we need more data?
3. https://universityofcalifornia.edu/sites/default/files/review-draft-sars-cov-2-vaccination-program-participation-policy-04212021.pdf
4. University of California. [DRAFT] Policy: SARS-CoV-2 (COVID-19) Vaccination Program. 2021. https://ucnet.universityofcalifornia.edu/news/2021/04/uc-encourages-covid-19-vaccinations-for-university-communities-while-reviewing-policy-requirements.html
5. Rutgers. COVID-19 update. 2021. https://www.rutgers.edu/news/rutgers-require-covid-19-vaccine-students