Why is it taking so long to get covid vaccines for children under 5?

Few countries currently have covid vaccines available for very young children. With US approvals likely in the next month, here is what you need to know about the vaccines – including why they are still important for kids already exposed to covid

Why is it taking so long to get covid vaccines for children under 5?
Few countries currently have covid vaccines available for very young children. With US approvals likely in the next month, here is what you need to know about the vaccines – including why they are still important for kids already exposed to covid