842 resultados para Public health surveillance.


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Co-sponsored by: United States Public Health Service, American Veterinary Medical Association, Pan American Congress on Veterinary Medicine, and Association of Deans of American Veterinary Colleges.

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Winning essay in Poultry Disease Essay Contest, 1946.

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1953 ed., issued by Public Health Service, has title: Milk ordinance and code.

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WI docs no.: HE 1 CH.4:1926-1927