** Isaac Asimov's "Fantastic Voyage II: Destination Brain" (novel, science fiction)

An educational story about the biology of human body. A submarine will be reduced to microscopic size, along with its occupants, & injected into the bloodstream of a man in coma! And they are going to have an adventure - meet various kinds of cells in the blood stream, cross blood/brain barrier, go exploring inside a single neuron in the brain, etc!

Fact sheet.

First published: ...
Rating: A

Note: Why is this post so short?