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.
exists and is an alternate of . Sanskrit is the oldest language in the world, please see references below. Vedic Sanskrit is the oldest attested language of the Indo-Iranian language family. It is the language of the Vedas, the oldest Shruti texts of Hinduism, compiled over the period of the mid 4th to mid 3rd millennium BCE.