There was prominent differences(P< 0.01) in distribution of collagen fiber and reticular fiber between group posthepatitic cirrhosis and group primary hepatocellular carcinoma.

肝炎后肝硬化组与原发性肝细胞癌外周肝硬化组之间胶原纤维和网状纤维分布的差异有极其显著性（P< 0.01）。

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The study, published by education software company Renaissance Learning, also looked at a younger group in primary schools.

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If you assume that primary care resources are already fully utilized (and in urban areas the evidence for that is overwhelming) then one group can get more primary care only if some other group gets less.

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If so, IRS agents take a closer look to make sure that politics isn't the group's primary activity.

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