1966
DOI: 10.1136/pgmj.42.494.778
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Stenosis due to duodenal ulceration

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Cited by 3 publications
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“…However, comparison between individual studies is not straightforward, a problem well summarised by Ellis in 1966: 'Figures vary with the criteria accepted for the diagnosis of PS and with the particular sample considered since they may be based on autopsy or surgical series, or on the general hospital population, or on the PUD population as a whole'. 23 To these criteria we can add variation caused by modern medical therapy and advances in endoscopic treatment, specifically pylori infection. The major complex changes leading to improvement in public health took place much earlier in the UK and USA than in India where the prevalence of PUD is now known to have also decreased.…”
Section: The Changing Pattern Of Ps Worldwidementioning
confidence: 99%
“…However, comparison between individual studies is not straightforward, a problem well summarised by Ellis in 1966: 'Figures vary with the criteria accepted for the diagnosis of PS and with the particular sample considered since they may be based on autopsy or surgical series, or on the general hospital population, or on the PUD population as a whole'. 23 To these criteria we can add variation caused by modern medical therapy and advances in endoscopic treatment, specifically pylori infection. The major complex changes leading to improvement in public health took place much earlier in the UK and USA than in India where the prevalence of PUD is now known to have also decreased.…”
Section: The Changing Pattern Of Ps Worldwidementioning
confidence: 99%