US studies highlight the need for COVID boosters to fight Omicron - SABC News - Breaking news, special reports, world, business, sport coverage of all South African current events. Africa's news leader.

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Three US studies show that a third dose of an mRNA vaccine is key to fighting the Omicron coronavirus variant, providing 90% protection against hospitalisation due to COVID-19, the US Centers for Disease Control and Prevention (CDC) said on Friday.