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. 2003 Apr 28;4(5):213. doi: 10.1186/gb-2003-4-5-213

Figure 2.

Figure 2

A map of the pattern of expansion and migration of modern humans throughout the world, derived from studies of mitochondrial DNA and Y chromosomes [14,15,17,18]. Numbers indicate the approximate time (in years before the present) when modern humans first appeared in the indicated region.