Role and Importance of Data in Public Health. Address the basic concepts, methods, and tools of public health data collection, use, and analysis and why evidence-based approaches are an essential part of public health practice.
Every language in the world-from English to Mandarin-evolved from a prehistoric 'mother tongue' first spoken in Africa tens of thousands of years ago, a new study reveals.
Spanish is a second language for millions of Texans; for some it is the first language. Although much of the linguistic makeup of the state is the result of Mexican influence since 1821, Spanish-not English, German, French, or Dutch-was the first European language spoken in Texas.