What we still don't know about COVID 5 years after the WHO declared a pandemic
Five years after the WHO declared COVID to be a pandemic, questions remain including how many people have died.
Science News22d
5 years after COVID-19 became a pandemic, are we ready for what’s next?
We’ve learned a lot about COVID-19 over the last five years, but big questions remain. Recent federal actions may hinder the disease’s management.