ADDIS ABABA, ETHIOPIA - APRIL 14 : People over 55 year of age receive AstraZeneca/Oxford vaccines, sent by World Health Organisation's (WHO) COVAX, against the coronavirus (COVID-19) pandemic at Kazanches Health Center in Addis Ababa, Ethiopia on April 14, 2021. COVAX is a program working for global equitable access to COVID-19 vaccines. Minasse Wondimu Hailu / Anadolu Agency/ABACAPRESS.COM