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The US and South African medicines regulators have faced legal challenges regarding information used to review and approve Pfizer’s Covid-19 vaccine. (Guillem Sartorio/Bloomberg via Getty Images)
ADJUSTED LEVEL FOUR LOCKDOWN

Rise of the variants: What you need to know about the Delta variant in SA

SA’s lockdown regulations are tightening to better curb the spread of Covid-19, amid concerns that the Delta variant could drive a surge of infections

  • Aisha Abdool Karim
13 min read