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While there is frequent emphasis of the large saving of life in the last half century as the result of the development of sanitary science and the enactment and enforcement of sanitary regulations of all kinds, especially in large cities, there is an impression in many minds that not so much has been accomplished in this way for the increase of the actual living populations of civilized countries as might reasonably be expected from the claims made by enthusiastic advocates of modern scientific sanitation. The only way, of course, that the actual improvement in the situation as regards the influence of the lower death rate produced by state and city hygiene is the collation of statistics of present day populations. It is generally recognized that the birth rate in civilized countries has fallen, very decidedly as a rule, rather than increased in the last half century, and, therefore, that any
SANITATION AND POPULATION.. JAMA. 1907;XLIX(8):692-693. doi:10.1001/jama.1907.02530080060005