![Progress of the COVID-19 vaccine effort: viruses, vaccines and variants versus efficacy, effectiveness and escape | Nature Reviews Immunology Progress of the COVID-19 vaccine effort: viruses, vaccines and variants versus efficacy, effectiveness and escape | Nature Reviews Immunology](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41577-021-00592-1/MediaObjects/41577_2021_592_Fig1_HTML.png)
Progress of the COVID-19 vaccine effort: viruses, vaccines and variants versus efficacy, effectiveness and escape | Nature Reviews Immunology
![Guidance for Implementing COVID-19 Prevention Strategies in the Context of Varying Community Transmission Levels and Vaccination Coverage | MMWR Guidance for Implementing COVID-19 Prevention Strategies in the Context of Varying Community Transmission Levels and Vaccination Coverage | MMWR](https://www.cdc.gov/mmwr/volumes/70/wr/social-media/mm7030e2_COVID19PreventionStrategies_IMAGE_27July21_1200x627-v2-medium.jpg)
Guidance for Implementing COVID-19 Prevention Strategies in the Context of Varying Community Transmission Levels and Vaccination Coverage | MMWR
![COVID-19 vaccines that reduce symptoms but do not block infection need higher coverage and faster rollout to achieve population impact | Scientific Reports COVID-19 vaccines that reduce symptoms but do not block infection need higher coverage and faster rollout to achieve population impact | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-021-94719-y/MediaObjects/41598_2021_94719_Fig1_HTML.png)
COVID-19 vaccines that reduce symptoms but do not block infection need higher coverage and faster rollout to achieve population impact | Scientific Reports
![Summary of Guidance for Minimizing the Impact of COVID-19 on Individual Persons, Communities, and Health Care Systems — United States, August 2022 | MMWR Summary of Guidance for Minimizing the Impact of COVID-19 on Individual Persons, Communities, and Health Care Systems — United States, August 2022 | MMWR](https://www.cdc.gov/mmwr/volumes/71/wr/social-media/mm71333e1_SevereIllnessGuidance_IMAGE_11Aug2022_Overview_1200x675.jpg?_=54939)
Summary of Guidance for Minimizing the Impact of COVID-19 on Individual Persons, Communities, and Health Care Systems — United States, August 2022 | MMWR
Do COVID-19 vaccines prevent transmission of coronavirus — and how much does that matter? - ABC News
![COVID-19: Do the vaccines stop transmission? How can I volunteer to help? Your questions answered | UK News | Sky News COVID-19: Do the vaccines stop transmission? How can I volunteer to help? Your questions answered | UK News | Sky News](https://e3.365dm.com/21/01/2048x1152/skynews-vaccine-graphic-pregnant_5232157.jpg)
COVID-19: Do the vaccines stop transmission? How can I volunteer to help? Your questions answered | UK News | Sky News
![Yes, vaccines curb COVID-19 transmission — but that's not enough to protect those without a shot | CBC News Yes, vaccines curb COVID-19 transmission — but that's not enough to protect those without a shot | CBC News](https://i.cbc.ca/1.6104487.1626377105!/fileImage/httpImage/1233986271.jpg)
Yes, vaccines curb COVID-19 transmission — but that's not enough to protect those without a shot | CBC News
![Interim Estimates of Vaccine Effectiveness of BNT162b2 and mRNA-1273 COVID-19 Vaccines in Preventing SARS-CoV-2 Infection Among Health Care Personnel, First Responders, and Other Essential and Frontline Workers — Eight U.S. Locations, December Interim Estimates of Vaccine Effectiveness of BNT162b2 and mRNA-1273 COVID-19 Vaccines in Preventing SARS-CoV-2 Infection Among Health Care Personnel, First Responders, and Other Essential and Frontline Workers — Eight U.S. Locations, December](https://www.cdc.gov/mmwr/volumes/70/wr/social-media/mm7013e3_COVIDVaccineFieldEffectiveness_IMAGE_29Mar21_v2_1200x675.jpg)
Interim Estimates of Vaccine Effectiveness of BNT162b2 and mRNA-1273 COVID-19 Vaccines in Preventing SARS-CoV-2 Infection Among Health Care Personnel, First Responders, and Other Essential and Frontline Workers — Eight U.S. Locations, December
![Vaccinations may have prevented almost 20 million COVID-19 deaths worldwide | Imperial News | Imperial College London Vaccinations may have prevented almost 20 million COVID-19 deaths worldwide | Imperial News | Imperial College London](https://www.imperial.ac.uk/ImageCropToolT4/imageTool/uploaded-images/newseventsimage_1655980812742_mainnews2012_x1.jpg)