In the Discworld books witches are much like local doctors. There’s a young witch that can’t convince a family to move the privy away from the garden, which is making them sick. She tries to explain there are tiny, tiny animals that are coming from the poop and that’s what’s making them ill. They smile politely and don’t change anything.

The old witch comes along and it explains that the problem is the goblins in the outhouse and to move it far away from the garden. They happily do so.

Wierd part is you can actually see it with a microscope. Anime Parallel world pharmacy made more sense then real life.

Reminds me of this work by Latour. It goes into the tremendous amount of oftentimes political labor that goes into the establishment of new scientific knowledge as paradigmatic:

https://en.wikipedia.org/wiki/The_Pasteurization_of_France

Horton Hears a Who if Horton was the one saying “Boil that dust speck! Boil that dust speck!”

There’s a part of Old Yeller dedicated to this. His uncle doesn’t believe in germs because germs aren’t in the Bible.