The exclusion of India-made Covid-19 vaccine, Covishield, developed by AstraZeneca, from Europe's digital 'green pass' has become a cause of concern for the African countries with the African Union (AU) and Africa Centres for Disease Control and Prevention (Africa CDC) saying that the guidelines "risk the equitable treatment of persons" who were inoculated by vaccines from the EU-supported COVAX Facility, including the majority of the African Union (AU) Member States. more