ProPublica explores what a future without vaccines would look like in the US. Hundreds of thousands of deaths, tens of thousands of children paralyzed, and many other children stricken with serious but easily preventable health issues. https://projects.propublica.org/childhood-vaccines-deaths-modeling/
The Horrors That Could Lie Ahead if Vaccines Vanish

Researchers at Stanford University modeled how many people could die or be disabled in 25 years if vaccines for polio, measles, rubella or diphtheria were no longer available.

ProPublica