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Сезон 1980, Серия 5
Cancer Detectives of Lin Xian
Documentary film on cancer research in the remote Chinese valley of Lin Xian where the population suffers more than 100 times the incidence of oesophagal cancer than normal.
Documentary film on cancer research in the remote Chinese valley of Lin Xian where the population suffers more than 100 times the incidence of oesophagal cancer than normal.
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