Season 17 · Episode 6 of 25
Aired Feb 25, 1980
The Big If...
Mon, Feb 25, 1980
Streaming on PBS
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About Interferon, a drug made from human blood cells, thought to be capable of controlling viruses and cancer
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Airs
Mon, Feb 25, 1980
Show
Horizon
1174 episodes
Episode
S17 · E6
in Horizon