ZAMBIA has been allocated 8.7 million doses of the 270 million COVID-19 vaccines secured this month by the African Union (AU), and this may rise to 25 million doses by December 2021, the Zambian mission at the AU has said. South African President Cyril Ramaphosa, who serves as AU chair, has said the vaccines secured by the AU will be supplied by Pfizer, AstraZeneca, through the Serum Institute of India, and Johnson & Johnson. They will be allocated according to countries' population size. "If member states have to buy individually, they have to wait until July 2022, but through this…