
Defeat Diphtheria
Defeat Diphtheria
Defeat Diphtheria Online sa Prevodom. This film explains with some simple diagrams the nature of diphtheria, tells how the anti-toxin was discovered and shows parents the part they must play in protecting their children.
- Žanr:
- Zemlja:
- Direktor: Bladon Peake
- Glumci: John Hilton,









