Population
Population in and around Oxford, Great Britain
Design
Editorial
Follow-up
1957 to 1963
Authors
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Highlights a significant decrease in the incidence of perforated duodenal ulcers in Oxford between 1957 and 1963.
Highlights a significant decrease in the incidence of perforated duodenal ulcers in Oxford between 1957 and 1963.
R. Sanders (1967) studied this question.
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