A lab technician works on blood samples taken from people taking part in a Johnson & Johnson Covid-19 vaccine test at the Ndlovu clinic’s lab in Groblersdal, South Africa, 200 kms north-east of Johannesburg Thursday Feb. 11, 2021. African countries without the coronavirus variant dominant in South Africa should go ahead and use the AstraZeneca COVID-19 vaccine, the Africa Centers for Disease Control and Prevention said Thursday, while the World Health Organization suggested the vaccine even for countries with the variant circulating widely.
