 American cities, and even hi entire states, where the public water-supplies are well guarded from pollution, infection by water has come to be a secondary cause of the disease. In a general sort of way it may be said that in the cities of the United States,...  Studies in Water Supply - Page 109by Alexander Cruikshank Houston - 1913 - 203 pagesFull view - About this book
 | New England Water Works Association - Water-supply - 1908 - 616 pages
...that in a general way about 40 per cent, of the typhoid fever in the United States is due to infected water, 25 per cent, to milk, 30 per cent, to ordinary contagion (including transmission by flies), and 5 per cent, to other causes. Thus, in spite of the great improvement in... | |
 | George Chandler Whipple - 1908 - 516 pages
...fruit, and to-day in many American cities, and even hi entire states, where the public water-supplies are well guarded from pollution, infection by water...districts there are no data to show the relative effect of infected wells, infected milk, and direct infection, but, in all probability, the "honors are about... | |
 | George Chandler Whipple - Typhoid fever - 1908 - 494 pages
...fruit, and to-day in many American cities, and even in entire states, where the public water-supplies are well guarded from pollution, infection by water...districts there are no data to show the relative effect of infected wells, infected milk, and direct infection, but, in all probability, the "honors are about... | |
 | New England Water Works Association - Water-supply - 1908 - 638 pages
...that in a general way about 40 per cent. of the typhoid fever in the United States is due to infected water, 25 per cent. to milk, 30 per cent. to ordinary contagion (including transmission by flies), and o per cent. to other causes. Thus, in spite of the great improvement in... | |
 | Archibald Robinson Ward, Myer Edward Jaffa - Dairy inspection - 1909 - 246 pages
...present time, alx>ut 40 per cent, of the typhoid fever is due to water, 25 per cent, to milk, 30 percent, to ordinary contagion (including fly transmission), and only about 5 per cent, to all other causes." Neufeld (22) considers that milk is next in importance to water as a means for transmitting typhoid... | |
 | Kansas State Board of Health - Public health - 1911 - 818 pages
...cities about 40 per cent, of the typhoid fever is due to water, 25 per cent, to milk, 30 per cent, to contagion (including fly transmission), and only about 5 per cent, to all other causes. The board of officers of the Public Health and Marine Hospital Service, investigating typhoid fever... | |
 | Kansas State Board of Health - 1909 - 292 pages
...cities about 40 per cent, of the typhoid fever is due to water, 25 per cent, to milk, 30 per cent. to contagion (including fly transmission), and only about 5 per cent. to all other causes. The board of officers of the Public Health and Marine Hospital Service, investigatig typhoid fever... | |
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