FRED E. ANGLE, F.A.C.P.; WILLIAM H. ALGIE, F.A.C.P.
The United States Department of Agriculture in the past few years has made an extensive survey of the incidence of Bang's disease among dairy cattle in the United States. It was found that an average of 38.4 per cent of the herds tested contained positive reactors. In the infected herds 14.9 per cent were positive, of the total 11,858,859 cattle 8 per cent gave a positive agglutination test.1
Although there were reported in the United States a few scattered cases of undulant fever as early as 1904 its clinical recognition as a common infection dates from 1926. Our present knowledge
ANGLE FE, ALGIE WH. CHRONIC BRUCELLOSIS (UNDULANT FEVER); AN ANALYTICAL STUDY OF THE POSITIVE REACTORS AMONG SCHOOL CHILDREN1. Ann Intern Med. 1939;12:1189–1193. doi: 10.7326/0003-4819-12-8-1189
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Published: Ann Intern Med. 1939;12(8):1189-1193.
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