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Beschreibung

Be on your guard! You cant see them, but microscopic organisms are all around you. And some of them are looking for a new home inside you! From bacteria and viruses to protozoa and fungi, learn about tiny invaders that can cause serious illnesses.

Dauer: 26 Minuten (00:25:31)
Veröffentlichungsdatum: 10.08.2017; Unabridged; Copyright Year: — Copyright Statment: —

• Jugendliteratur