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Expiry date and shelf life of the AstraZeneca Covishield vaccine produced by the Serum Institute of India

The WHO Regional Office for Africa wishes to provide clarification and guidance on the issue of expiry dates of COVID-19 vaccines in general, and specifically on AstraZeneca vaccine doses produced by the Serum Institute of India (SII) – referred to as Covishield, that were delivered to several African countries and have since expired

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