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May 10, 1952


JAMA. 1952;149(2):170. doi:10.1001/jama.1952.02930190072016

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The State and Territorial Health Officers Association requested the U. S. Public Health Service to sponsor a study and issue a clarifying statement on the possible relation between various types of inoculation and poliomyelitis. Subsequently, the Public Health Service, on March 14, 1952, sponsored a meeting of 42 poliomyelitis investigators, epidemiologists, pediatricians, allergists, and health officers. The National Foundation for Infantile Paralysis participated in the conference and helped in planning it.

The conference voted unanimously in favor of the conclusions contained in the following statement, which has been accepted by the Public Health Service and is being transmitted to official health agencies, to the medical profession, and to the public:

"There is no definite evidence that an increase in the number of cases of poliomyelitis has occurred as a result of injections of vaccines, drugs, and other medicinal agents. There is evidence that injections for the prevention of diphtheria, whooping

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