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.
The only extant language in this branch is Modern Greek. Greek is one of the oldest Indo-European languages. Mycenaean dates from 1300BC. The Ancient Greek of Homer was written from around 700BC. The major forms were Doric (Sparta), Ionic (Cos), Aeolic (Lesbos), and Attic (Athens). The latter is Classical Greek.