When did Horizon Season 11 Episode 20 air?
Horizon Season 11 Episode 20 aired on July 15, 1974.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 11 · Episode 20
The Immigrant Doctors
Jul 15, 1974·1h
In this episode, Horizon reports on the rising number of imigrant doctors working in the National Health System of Britain.
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How long is Horizon Season 11 Episode 20?
This episode runs for approximately 60 minutes.
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