Public health surveillance is the systematic, ongoing assessment of the health of a community, based on the collection, interpretation, and use of health data. Surveillance provides information necessary for public health decision making and interventions. In the third edition of Principles and Prac[...]

This is a country of road trips and great open skies, where four million miles of highways lead past red-rock deserts, below towering mountain peaks, and across fertile wheat fields that roll of toward the horizon. Regis St Louis, Lonely Planet Writer
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