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Problem with vaccines is that there is as yet no evidence that humans develop immunity to COVID-19. No immunity, no vaccine. Hopefully that changes soon.
by Jemm 7y ago
Problem with vaccines is that there is as yet no evidence that humans develop immunity to COVID-19. No immunity, no vaccine.
Hopefully that changes soon.
- AntonStratiev 7y agohttps://twitter.com/NAChristakis/status/1240689935557865472 https://twitter.com/NAChristakis/status/1240689935557865472 Details a study on a different Coronavirus in 1990. There is definitely some immunity, but its complicated.