Overview:Investigates various virus infections ranging from smallpox and rabies down to influenza and the common cold. The way they function and the reasons the body builds up resistance to some and not to others.
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First Air Date: Feb 04, 1964Last Air date: Aug 18, 2025Season: 61 SeasonEpisode: 1170 EpisodeRuntime: 60:14 minutesQuality: HDIMDb: 3.6 / 10 by 33 usersPopularity: 14.9247Language: en
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