Are you joking? Read through the measles outbreak in 2017… mostly unvaccinated but a few vaccinated as well. You’re really being misled if you think any vaccine is 100% effective and therefore if any vaccine isn’t 100% effective it’s not a vaccine. Don’t buy in to the loyalty test. It’s not. It’s a science decision.Then kindly point measles outbreaks due to breakthrough cases.

A History of Measles Outbreaks in United States
Review a history of measles outbreaks in the United States, from the pre-vaccine era to the post-elimination era.
