Omicron BA.4 & BA.5
Posted onThe BA.4 variant was first detected from a specimen collected on 10 January 2022 in Limpopo, South Africa, and has since been detected in all South African provinces. BA.5 was also first detected in South Africa, this time from a sample collected on 25 February 2022 in KwaZulu-Natal. It has also spread to other provinces. […]


