1. Vaccine refusal, mandatory immunization, and the risks of vaccine-preventable diseases.;Omer;N Engl J Med,2009
2. CDC. SchoolVaxView. Vaccination coverage and exemptions among kindergartners. Atlanta, GA: US Department of Health and Human Services, CDC; 2021. https://www.cdc.gov/vaccines/imz-managers/coverage/schoolvaxview/data-reports/index.html
3. Vaccination coverage with selected vaccines and exemption rates among children in kindergarten—United States, 2020–21 school year.;Seither;MMWR Morb Mortal Wkly Rep,2022
4. US Department of Health and Human Services. Healthy people 2030: maintain the vaccination coverage level of 2 doses of the MMR vaccine for children in kindergarten—IID-04. Washington, DC: US Department of Health and Human Services; 2020. https://health.gov/healthypeople/objectives-and-data/browse-objectives/vaccination/maintain-vaccination-coverage-level-2-doses-mmr-vaccine-children-kindergarten-iid-04
5. Impact of the COVID-19 pandemic on pediatric and adolescent vaccinations and well child visits in the United States: a database analysis.;Kujawski;Vaccine,2022