An endemic fever arose in the large Siberian construction area. Four scientists involved in the development of a vaccine against this disease, and whose laboratory was threatened with closure, are sent to the center of the outbreak. They manage to find the cause of the infection and create a vaccine.

• DirectorVasili Ordynsky
• Release8 April 1958
• GenreDrama
• Duration1h 25m
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• Productions

  Mosfilm