Atkinson's best-fit model parallels not only the overall genetic pattern, suggesting an out-of-Africa migration of modern humans, but also subsequent events in human prehistory.

Atkinson提出的最合适的模型不仅和大致的基因的图式一致，即认为现代人类是来自非洲的移民后代，而且和人类史前时期的一系列的事件相吻合。

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Objective to work out teaching management model to ensure the teaching quality in order to fit the system of overall responsibility by the attending physician.

目的制订适应主诊医师负责制下的教学管理模式，保证教学质量。

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