epa09122859 A Tunisian man receives the Pfizer vaccine against COVID-19, during the anti-COVID-19 vaccination campaign for people aged between 60 and 75 years old, at the Tunis regional vaccination center in Tunis, Tunisia, 08 April 2021. According to Doctor Sghayer Nafissa, the director of Tunis preventive health services and regional coordinator for COVID vaccination, the vaccination campaign started on 13 March 2021, and recently about 800 people who are registered for vaccination receive the vaccine daily. EPA-EFE/MOHAMED MESSARA