S11·E1 A Matter of Self-Defense
Core
Aired January 7, 1974 60 min
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Synopsis
This episode of Horizon explains how our body fights infections and cancers and brings us up-to-date on recent research in immunology.
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Frequently Asked Questions
When did Season 11 Episode 1 of Horizon air?
Season 11, Episode 1 ('A Matter of Self-Defense') originally aired on January 7, 1974.
How long is Season 11 Episode 1 ('A Matter of Self-Defense')?
The runtime for this episode is approximately 60 minutes.
What happens in Horizon Season 11 Episode 1?
This episode of Horizon explains how our body fights infections and cancers and brings us up-to-date on recent research in immunology....
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