 | 1917 - 1122 pages
...causes may be found to contribute to its spread. Personal contact includes all the usual opportunities for the transference of body discharges from person...occur through contaminated food. The incubation period in human beings is probably less than two weeks, and in the great majority of cases, between three... | |
 | 1916 - 556 pages
...contribute to its spread. In personal contact we mean to include all the usual opportunities, d:rect or indirect, immediate or intermediate, for the transference...to person, having in mind as a possibility that the infect-'on may occur through contaminated food. The incubation period has not been definitely established... | |
 | 1916 - 812 pages
...In personal contact we mean to include all the usual opportunities, direct or indirect, immediate, for the transference of body discharges from person...great majority of cases, between three and eight days. * * * At present our information demands the employment of the following administrative' procedures... | |
 | New York (N.Y.). Dept. of Health - 1915 - 412 pages
...officer of any community can hardly do better than plan his campaign in matters of regulation and public education in accordance with the declaration of the...great majority of cases, between three and eight days. 14 EMERSON: ADMINISTRATIVE CONTROL OF POLIOMYELITIS If the foregoing conception of the disease is correct,... | |
 | 1916 - 590 pages
...view that poliomyelitis is exclusively a human disease and is spread by personal contact, whatever causes may be found to contribute to its spread. In...the infection may occur through contaminated food. Early diagnosis is stressed by all physicians. Dr. George Draper of Rockefeller Institute, in conference... | |
 | Bernard Fantus, William Augustus Evans - 1917 - 400 pages
...immediate or intermediate, for the transference of body discharges from person to person, having in mind as possibility that the infection may occur through contaminated...great majority of cases, between three and eight days. ' ' If the foregoing conception of the disease is correct, it is obvious that effective preventive... | |
 | Minnesota. State Board of Health - 1918 - 458 pages
...present knowledge regarding acute poliomyelitis, was adopted by the association: Committee Report. The specific cause of poliomyelitis is a microorganism,...great majority of cases between three and eight days. If the foregoing conception of the disease is correct, it is obvious that effective preventive measures,... | |
 | Jane A. Delano - 1918 - 362 pages
...all the usual opportunities, direct or indirect, immédiat« or intermediate, for the transference cf body discharges from person to person, having in mind...and probably in the great majority of cases between 3 and 8 days." — (Report of Special Committee on Infantile Paralysis, American Journal of Public... | |
 | Connecticut. Board of Finance and Control - 1924 - 564 pages
...disease. It has been proved by similar experiments that healthy asPO STATE BOARD OP HEALTH sociates of poliomyelitis cases may harbor the virus in their...great majority of cases, between three and eight days. If the foregoing conception of the disease is correct, it is obvious that effective preventive measures,... | |
 | California State Board of Health - 1916 - 762 pages
...opportunities, direct or indirect, immediate, for the transference of body discharges from person to pei-sou, having in mind as a possibility that the infection...great majority of cases, between three and eight days. * * * At present our information demands the employment of the following administrative procedures... | |
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Many facts, such as the seasonal incidence and rural prevalence of the disease, have seemed to indicate that some insect or animal host, as yet unrecognized, may be a necessary factor in the spread of poliomyelitis, but specific evidence to this effect... 
