MMWR News Synopsis Friday, May 7, 2021

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MMWR News Synopsis Friday, May 7, 2021
:: Surveillance To Track Progress Toward Polio Eradication — Worldwide, 2019–2020
:: Effectiveness of Pfizer-BioNTech and Moderna Vaccines Against COVID-19 Among Hospitalized Adults Aged ≥65 Years — United States, January–March 2021 (Early Release April 28, 2021)
:: Safety Monitoring of the Janssen (Johnson & Johnson) COVID-19 Vaccine — United States, March–April 2021 (Early Release April 30, 2021)
:: Anxiety-Related Adverse Event Clusters After Janssen COVID-19 Vaccination — Five U.S. Mass Vaccination Sites, April 2021 (Early Release April 30, 2021)