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Subjects
Civil defense
13
Media junk
7
Interview
6
Dissident movement
5
Folklore
3
Phone call
3
Presidential visit
3
Radiation detection
3
WWII
3
Amateur recording
2
Antichemical-protection service
2
Chemical attack
2
Chemical decontamination
2
Damage zones
2
Decontamination of personal clothing
2
Decontamination station
2
Demonstrations
2
Gas mask
2
Imperialist aggression
2
Improvised field hospitals
2