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From July 1, 1927 to June 30, 1928 the diagnosis of undulant fever in Iowa had been established in 83 cases. 30 of these cases were diagnosed during April, May and June, 1928. The cases occurred sporadically and were widely scattered. Multiple cases in one locality are probably largely explained by a greater accuracy in diagnosis. In two instances two cases occurred in one family. In another, a farmer and an employee who worked together but lived separately both acquired the infection. Forty-six of the patients lived on the farm, seven in towns of less than 1,000, and twelve in
The Epidemiology of Undulant (Malta) Fever in Iowa.. Ann Intern Med. 1928;2:488–490. doi: https://doi.org/10.7326/0003-4819-2-5-488_2
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Published: Ann Intern Med. 1928;2(5):488-490.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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