No one has ever found its animal reservoir. No one knows quite what vaccinia is—even as it has been used to inoculate billions of people and saved hundreds of millions of lives
The Mystery Inside Monkeypox Vaccines - The Atlantic
I’m sorry. What!
No one has ever found its animal reservoir. No one knows quite what vaccinia is—even as it has been used to inoculate billions of people and saved hundreds of millions of lives
The Mystery Inside Monkeypox Vaccines - The Atlantic
I’m sorry. What!