@inbook{1187543918, author={Jessie Willis and Teddy Guo}, title={Third dose of BNT162b2 COVID-19 vaccine effective at decreasing risk of hospitalization}, booktitle={2 Minute Medicine}, publisher={McGraw Hill}, address={New York, NY}, year={2015}, url={accessmedicine.mhmedical.com/updatesContent.aspx?gbosid=578574} }