Where did covid-19 come from?

There are two opposing theories: zoonosis, and a leak from a lab

CDC Museum COVID-19 Timeline, David J. Sencer CDC Museum

What is the coronavirus? Virus science explained - Caltech Science

Where did COVID-19 come from? DNA suggests animal ties

Oxford University Scientific Society - The 7 Types of Human

Covid-19 and animal research

Where Did Covid-19 Come From?

Where did Covid-19 come from? What we know about its origins

Bat Virus Studies Raise Questions About Laboratory Tinkering - The

COVID-19: Posttraumatic stress disorder (PTSD): September to

COVID-19 one-year anniversary: Coronavirus origins remain unknown

Where did COVID-19 come from? WHO study points to bats, animals