See all the baby graves there from before the 1950s & 1960s?
Then, hardly any.
That's when people started vaccinating their kids.
If you are unsure, the answer is, literally, written in stone.
See all the baby graves there from before the 1950s & 1960s?
Then, hardly any.
That's when people started vaccinating their kids.
If you are unsure, the answer is, literally, written in stone.