South Africa has moved to halt its rollout of the Oxford/AstraZeneca vaccine after preliminary and limited evidence showed it failed to protect against mild and moderate forms of disease caused by a coronavirus variant first detected in the country.
南非已決定暫停牛津/阿斯特捷利康(Oxford/AstraZeneca)新型冠狀病毒肺炎（COVID-19，即2019冠狀病毒病）疫苗接種計劃。先前，有初步和有限的證據顯示，這款疫苗未能預防最早在該國發現的新冠病毒變體引發的輕中症。
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