LIBROS DEL AUTOR: w frank walker

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  • A Health Survey of 86 Cities
    George Truman Palmer / Philip S. Platt / W. Frank Walker
    'A Health Survey of 86 Cities' is a comprehensive and ground-breaking study conducted by the Research Division of the American Child Health Association. This work provides an exhaustive analysis of public health practices and outcomes across a diverse range of American cities during the early 20th century. The text evaluates the effectiveness of health programs focusing on infa...
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