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Estimates of prevalence of selected chronic digestive disorders. The data are analyzed for their relations to disability, medical attention, and demographic characteristics such as age, sex, region, activity economic level, ethnic classification. Appendixes give methods, definitions, and questionnaire.
Prevalence of Selected Chronic Digestive Conditions. United States, July-December, 1968.. Ann Intern Med. ;81:729. doi: 10.7326/0003-4819-81-5-729_5
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Published: Ann Intern Med. 1974;81(5):729.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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