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September 13, 1941


Author Affiliations

Sacramento, Calif. Director of Public Health, Department of Public Health, State of California.

JAMA. 1941;117(11):954. doi:10.1001/jama.1941.02820370050025

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To the Editor:—  There appeared in The Journal, June 28, page 2855, an editorial discussing progress in the control of trichinosis with particular reference to the value of rodent control in reducing the incidence of infection with Trichinella spiralis among garbage-fed swine. The difference between the observations of Hobmaier and Geiger and those of McNaught and Zapata formed the basis for the statement that "rodent control apparently is a statistically verifiable method of reducing trichinosis percentage in garbage-fed swine."The California Department of Public Health, cooperating with the United States Public Health Service, has examined 261 garbage-fed swine from the same area. These examinations were conducted under the supervision of Dr. K. B. Kerr as part of the statewide survey of the trichinosis problem. Of these, 13.8 per cent were found infected with Trichinella, an incidence comparable to that found by Hobmaier and Geiger previous to the institution of rodent

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