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June 4, 1904


JAMA. 1904;XLII(23):1499. doi:10.1001/jama.1904.02490680039014

The zealous investigation of the varieties of dysentery bacilli and their agglutination reactions has not been altogether paralleled by epidemiologic studies, and there still remain many obscure points in the etiology of dysentery as affecting both infants and adults. Any inquiry that tends to throw light on modes and sources of infection is, therefore, likely to be welcomed with especial interest. Conradi1 has recently made an investigation into the prevalence of dysentery in the neighborhood of Metz, and is led by his findings to ascribe the recent extension of the disease in that region to contact infection. There are reasons for believing that in certain districts in Lothringen, especially around Metz, the embers of the disease have been smouldering since the Franco-Prussian war. The recent flaming up of dysentery in this quarter is apparently due, in part at least, to the growth of a non-immune generation, since it appears