"если?" It's already happening. See recent measles epidemics, and the ongoing whooping cough epidemic in California. There are enclaves around the country that have lost herd immunity, and children who are too young to be vaccinated and who rely on herd immunity to protect them are dying.
![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png){kind=small}
no subject
Date: 2010-09-30 02:59 pm (UTC)