|
|
|
|
|
by SpicyLemonZest
2105 days ago
|
|
It's not the worst case, just the worst one that's happened in a vaccine deployed at scale. The dengue vaccine is a famous example of why careful research and approval processes are required; it's effective and not too inherently dangerous, but was found to actually make the disease worse for people who haven't been infected in the past. |
|