Sources:
https://www.ama-assn.org/delivering-care/public-health/what-doctors-wish-patients-knew-about-breakthrough-covid-infections
https://www.cdc.gov.coronavirus/2019-ncov/vaccines-benefits.html
https://www.cdc.govcoronavirus/2019-ncov/vaccines/fully-vaccinated.html#print
https://www.health.state.mn.us/diseases/coronavirus/vaccine/basics.html#break
https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus/breakthrough-infections-coronavirus-after-vaccination