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🇺🇦 Meaghan Kall. (2022, January 27). NEW: 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Vaccine effectiveness (symptomatic infection) data for BA.2 {Omicron’s more infectious sister} NO difference in VE between Omicron (BA.1) and BA.2 Possibly even higher VE for BA.2 but estimates overlap See full thread 🧵 from @freja_kirsebom https://t.co/bJ7uCn2cGV [Tweet]. @kallmemeg. https://twitter.com/kallmemeg/status/1486821549458001927

Freja Kirsebom. (2022, January 28). Two important updates from our team this week: - Vaccine effectiveness (VE) against symptomatic disease after Omicron BA.2 shows that VE remains unchanged—VE against death after Omicron BA.1 shows VE is 95% at 2+ weeks after booster 1/7 Full report https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/1050721/Vaccine-surveillance-report-week-4.pdf [Tweet]. @freja_kirsebom. https://twitter.com/freja_kirsebom/status/1486730977464369160

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Eric Topol. (2021, April 23). Just published @TheLancet: Effect of vaccine in >23,000 health care workers https://t.co/ohy3VyHM3C Dose response: No vaccine 977 infections; 1 dose 71 infections; 2 doses 9 infections (14|8|4 per 10,000 person-days) "can prevent both symptomatic and asymptomatic infection " https://t.co/EybVBFmXrU [Tweet]. @EricTopol. https://twitter.com/EricTopol/status/1385729322472730626

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Meaghan Kall. (2021, November 15). There are 2 other impressive conclusions from this study: 1. Comparing vaccine effectiveness of booster vs “fully vaxxed” as the baseline. Booster ADDS 81-85% protection against symptomatic infection ON TOP of what you already had from your primary (2-dose) vaccination https://t.co/5EO7m6GHTZ [Tweet]. @kallmemeg. https://twitter.com/kallmemeg/status/1460207567070769156

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