WHO presses rich countries to hold off on booster shots until 2022
head of the World Health Organization (WHO) Dr Tedros Adhanom Ghebreyesus AGENCIES | Aljazeera - The head of the World...
Booster shots
head of the World Health Organization (WHO) Dr Tedros Adhanom Ghebreyesus AGENCIES | Aljazeera - The head of the World...