During a period of two months, from March 5 to May 8, 1924, there occurred an outbreak of acute gastro-enteritis among a group of about sixty infants and young children in New Rochelle, N. Y., and nine neighboring communities. There were no fatal cases in this outbreak. The New York State Department of Health was called on to assist in the investigation and suppression of the outbreak, which was found to be one of paratyphoid fever caused by a milker on a certified dairy farm, who was discovered to be an enteric carrier of Bacillus paratyphosus B.
SYMPTOMATOLOGY AND DIAGNOSIS
The investigation included fifty case histories, information for which was secured in each instance either from the family physician or from the parents.
—The commonest symptom was diarrhea, and this occurred in forty-eight cases. It was severe in twenty-four cases, lasted from three to twenty-five days, and averaged seven
WILLIAMS H. A CERTIFIED MILK BORNE PARATYPHOID OUTBREAK. JAMA. 1925;84(4):251–253. doi:10.1001/jama.1925.02660300009005
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