Occupational and socioeconomic factors associated with peptic ulcer and with cancers following consequent gastric surgery

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      <subfield code="a">Occupational and socioeconomic factors associated with peptic ulcer and with cancers following consequent gastric surgery</subfield>
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      <subfield code="a">An analysis of the relationship of socioeconomic status and occupation with the site of original ulcer and the risk of cancer is reported. The major observations were: an association of gastric ulcer with manual and of duodenal ulcer with non-manual Social Class; an association of gastric cancer with dusty occupation and colorectal cancer with professional and managerial workers; and no association between post-surgery gastric cancer risk and social class</subfield>
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      <subfield code="a">The Annals of occupational hygiene</subfield>
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      <subfield code="t">The Annals of occupational hygiene</subfield>
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      <subfield code="g">nº 1, February 1990 ; p. 19-27</subfield>
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