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Carcinoma of the Esophagus

Ann Intern Med. 1977;87(4):494. doi:10.7326/0003-4819-87-4-494
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Why do members of the black population of South Africa get carcinoma of the esophagus so much more frequently than do members of the white or Indian population? And why has this only happened since about 1940? Why should the eastern section of the country, Transkei, be particularly afflicted, and selectively at that? Why should the carcinoma appear at least 10 years earlier in blacks than in whites? And why should the disease appear to be so much more aggressive in the black man (not necessarily in the woman)?

Anyone looking at the above list of questions will appreciate the



carcinoma ; esophagus

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